Quiz Questions

Question 1 1 Marks

What is the expanded form of S.P?

A

Selected Price

B

Special Price

C

Selling Price

D

Super Price

Question 2 1 Marks

What is the unit of speed?

A

Metre/second

B

Metre/second2

C

Metre/minute

D

Metre/hour

Question 3 1 Marks

What is the melting point of mercury?

A

-357 Degree C

B

-209 Degree C

C

-7.1 Degree C

D

-38.72 Degree C

Question 4 1 Marks

What is called mass per unit volume of a substances?

A

Mass

B

Weight

C

Density

D

Volume

Question 5 1 Marks

What is the volume of sphere of radius 7 cm?

A

1436 cm3

B

1463 cm3

C

1346 cm3

D

1636 cm3

Question 6 1 Marks

What is the area of a circle of diameter 50 cm?

A

1932.5 cm2

B

1942.5 cm2

C

1952.5 cm2

D

1962.5 cm2

Question 7 1 Marks

What is the rated power if an adjustable resistor bears the following label 1.5 k ohms/ 0.08A?

A

9.2 watts

B

9.4 watts

C

9.6 watts

D

9.8 watts

Question 8 1 Marks

What is the centre of gravity of a solid hemisphere from its base?

A

4r/5

B

3r/8

C

3r/4

D

r/2

Question 9 1 Marks

What are the three consecutive numbers if there sum is 42?

A

11,12,13

B

12,13,14

C

13,14,15

D

14,15,16

Question 10 1 Marks

Which among the following is an insulator?

A

Copper

B

Aluminium

C

Silver

D

Mica

Question 11 1 Marks

What is the ratio between lateral strain and longitudinal strain?

A

Hooks law

B

Young's modulus

C

Bulk modulus

D

Poisson's ratio

Question 12 1 Marks

What is the specific heat of the material if we require 510 calories to raise the temperature of 170 gm of material from 50 Degree C to 80 Degree C?

A

0.1

B

0.01

C

1.1

D

1.11

Question 13 1 Marks

What is the safe stress if the ultimate stress of a material is 35 kg/mm2 and factor of safety is 5?

A

0.143

B

0.7

C

1.43

D

7

Question 14 1 Marks

Which refers the temperature?

A

It is a form of energy

B

It tells the state of heat

C

It tells specifie heat of substance

D

It is measured by calorie meter

Question 15 1 Marks

What is a total cost?

A

Raw material cost only

B

Machining cost only

C

Raw materials cost and machining cost

D

Advertisement cost only

Question 16 1 Marks

What is the percentage of copper if the casting weight of copper 42.3 kg and tin weight 2.7 kg?

A

Cu 92%

B

Cu 94%

C

Cu 96%

D

Cu 98%

Question 17 1 Marks

Simplify: (17.49x5.2)/(6.5)

A

13.69

B

13.79

C

13.89

D

13.99

Question 18 1 Marks

What is the formula for total surface area of a cylinder?

A

2 Pi r (h + r)

B

Pi r (h + r)

C

Pi rh

D

2 Pi rh

Question 19 1 Marks

What is the cost price if the product is sold at Rs. 572 with a profit of Rs. 72?

A

Rs. 500

B

Rs. 1000

C

Rs. 644

D

Rs. 472

Question 20 1 Marks

What is the resistance?
 
I = 11.5 Amps
 
V = 380 Volts
 
R = _______Ohms

A

13 ohms

B

23 ohms

C

33 ohms

D

43 ohms

Question 21 1 Marks

What is equal to cos θ?

A

Hypotenuse/Adjacent Side

B

Adjacent Side/Hypotenuse

C

Opposite side/Hypotenuse

D

Hypotenuse/Opposite Side

Question 22 1 Marks

What is velocity of a body travels a distance of 168 metres in a line in 21 seconds?

A

6 m/sec

B

8 m/sec

C

10 m/sec

D

12 m/sec

Question 23 1 Marks

Divide (20/31)/(15/62)

A

2(4/3)

B

2(1/3)

C

2(3/2)

D

2(2/3)

Question 24 1 Marks

What is the definition of ratio?

A

Relation of two quantities of the same kind

B

Relation of two quantities of the different kind

C

Equality between two ratios

D

Inequality between two ratios

Question 25 1 Marks

Which insulating material is used for making switches?

A

Porcelain

B

PVC

C

Bakelite

D

Ebonite

Question 26 1 Marks

What is the volume (V) of mercury in cm3, if mass (m) of mercury is 1 kg and density (r) is 13.6 g/cm3?

A

73.53 cm3

B

73.43 cm3

C

73.33 cm3

D

73.23 cm3

Question 27 1 Marks

What is the diagonal of a square plate whose side is 28 cm?

A

39.29 cm

B

39.39 cm

C

39.49 cm

D

39.59 cm

Question 28 1 Marks

What is the use of engineering drawing?

A

For estimation of material and execution of work

B

For colourful appearance

C

For reducing the cost

D

For increasing the cost

Question 29 1 Marks

How much heat is absorbed by a copper ingot weighing 400 Kg is heated from 40 Degree C to 72 Degree C for the purpose of forging? (sp.heat of copper is 0.09)

A

1521 Kcal

B

1251 Kcal

C

1152 Kcal

D

1215 Kcal

Question 30 1 Marks

Which is the suitable nitriding process for all alloyed and unalloyed steels?

A

Silver nitriding

B

Nitriding in salt-bath

C

Nitriding in Quenching tank

D

Gas nitriding

Question 31 1 Marks

Which order lever is claw hammer?

A

1st order lever

B

2nd order lever

C

3rd order lever

D

Curved lever

Question 32 1 Marks

What is the centre of gravity of a right circular cone from its base?

A

h/2

B

h/3

C

h/4

D

h/5

Question 33 1 Marks

What is the multiplication value of 5a2b x 8a5b3?

A

40a7b4

B

40a3b2

C

40a4b7

D

40a2b3

Question 34 1 Marks

What is the height of the building if a ladder at 45 Degree touches the building placed 16 m from the base of the building?

A

15 m

B

16 m

C

17 m

D

18 m

Question 35 1 Marks

What is the unit for velocity?

A

Metre/second

B

Metre/second2

C

Metre/minute

D

Metre/hour

Question 36 1 Marks

How much voltage will be required to illuminate a 40 watts fluorescent lamp draws a current of 0.10 amperes?

A

390 volts

B

395 volts

C

400 volts

D

405 volts

Question 37 1 Marks

What is the quantity of heat required to raise the temperature of 1 gram of water through 1 Degree Centigrade is called?

A

Specific heat

B

Colorie

C

British thermal unit

D

Centigrade heat unit

Question 38 1 Marks

Which is example for second order lever?

A

Common balance

B

A pair of scissors

C

Bottle opener

D

Human forearm

Question 39 1 Marks

Which kind of heat transmission takes places by up-ward flow?

A

Conduction

B

Convection

C

Radiation

D

Reflection

Question 40 1 Marks

What is the matured amount for the deposit of Rs.5000/- and the simple interest earned for Rs.500/-?

A

Rs.4500

B

Rs.5500

C

Rs.6000

D

Rs.6500

Question 41 1 Marks

What is the value of (63) / ((-3)3) ?

A

8

B

(-8)

C

27

D

(-27)

Question 42 1 Marks

How much strain is developed in an iron rod of 1 metre length gets elongated by 1 cm, if a force of 100 kg is applied at one end?

A

0.1

B

0.01

C

0.001

D

0.0001

Question 43 1 Marks

What is the centre of gravity of a semi circle of diameter 12 cm?

A

2.24 cm

B

2.54 cm

C

3.25 cm

D

2.75 cm

Question 44 1 Marks

What is the weight force of a car has a mass of 800 kg?(Take g = 9.81m/sec)

A

7848 Newton

B

7748 Newton

C

7847 Newton

D

7487 Newton

Question 45 1 Marks

What is the formula for (a-b)2?

A

a2- 2ab + b2

B

a2 + 2ab + b2

C

a2 - 2ab - b2

D

(-a2 - 2ab - b2)

Question 46 1 Marks

What is the work done in unit time?

A

Energy

B

Power

C

Force

D

Acceleration

Question 47 1 Marks

What is the work done, if a force of 250 newtons acted upon a body and the body has been moved through a distance of 15 metres?

A

3720 Joules

B

3730 Joules

C

3740 Joules

D

3750 Joules

Question 48 1 Marks

Which is mineral insulator

A

Glass

B

Quartz

C

Mica

D

Porcelain

Question 49 1 Marks

Which heat treatment process is done to refine the grain structure of the steel?

A

Annealing

B

Normalising

C

Hardening

D

Tempering

Question 50 1 Marks

Which instrument is used to measure heat?

A

Calorie meter

B

Thermometer

C

Pyrometer

D

Barometer

Question 51 1 Marks

What is the maximum percentage of stretch of its original length is allowable for elastic materials?

A

100%

B

200%

C

300%

D

400%

Question 52 1 Marks

What is the centre of gravity of a sphere?

A

At the centre

B

On the circumference

C

At the diameter

D

At the radius

Question 53 1 Marks

Convert - 273 Degree C (Centigrade) into kelvin scale?

A

0 Degree K

B

1 Degree K

C

2 Degree K

D

3 Degree K

Question 54 1 Marks

What is the name called biggest chord of the circle?

A

Arc

B

Diameter

C

Radius

D

Diagonal

Question 55 1 Marks

What does EMF stands for?

A

Electronic Magnetic Force

B

Electro Motive Force

C

Electro Magnetic Force

D

Electromated Force

Question 56 1 Marks

What is the density of aluminium?

A

2.7 g/cm3

B

3.7 g/cm3

C

4.7 g/cm3

D

5.7 g/cm3

Question 57 1 Marks

What is the other name of low carbon steel?

A

Low alloy steel

B

High alloy steel

C

High speed steel

D

Mild steel

Question 58 1 Marks

What is the value for specific heat of water

A

4

B

3

C

2

D

1

Question 59 1 Marks

What is called for the materials that restricts heat flow by radiation, conduction and convection?

A

Conductors

B

Insulators

C

Ferrous

D

Non-ferrous

Question 60 1 Marks

What will be the rpm of smaller gear if a 180 mm dia meshes with 60 mm dia gear and the bigger gear makes 60 rpm?

A

120 rpm

B

140 rpm

C

160 rpm

D

180 rpm

Question 61 1 Marks

Which standard schedule of rates to be considered for estimation?

A

Standard schedule of rates of the last year

B

Standard schedule of rates of the average of the last 10 years

C

Standard schedule of rates of the average of last 5 years

D

Standard schedule of rates of the current year

Question 62 1 Marks

What is the principal amount deposited, if the maturity proceeds to an amount of Rs.25000/- and interest earned Rs.6000/-?

A

Rs.31000/-

B

Rs.19000/-

C

Rs.20000/-

D

Rs.25000/-

Question 63 1 Marks

What is the formula for acceleration?

A

Metre/second

B

Metre/second2

C

Metre/minute

D

Metre/hour

Question 64 1 Marks

Which affects the centre of gravity of the object?

A

Weight

B

Mass

C

Density

D

Shape

Question 65 1 Marks

What is the centre of gravity of a solid hemisphere from its base?

A

4r/5

B

3r/8

C

3r/4

D

r/2

Question 66 1 Marks

Where the centre of gravity of a circle lies?

A

At its centre

B

Any where on its radius

C

Any where on its circumference

D

Any where on its diameter

Question 67 1 Marks

What is the change in length per unit original length per degree rise in temperature is called?

A

Co-efficient of friction

B

Co-efficient of linear expansion

C

Co-efficient of superficial expansion

D

Co-efficient of cubical expansion

Question 68 1 Marks

What are the two classifications of system of units?

A

British and Metric

B

Gravitational and non-gravitational

C

Fundamental and derived

D

Metric and International

Question 69 1 Marks

Which is the unit of resistance?

A

Ampere

B

Volt

C

Ohm

D

Watt

Question 70 1 Marks

Which state of equilibrium's example is, A cone resting on its base?

A

Un-stable

B

Neutral

C

Stable

D

Bothe A and B

Question 71 1 Marks

What is the maturity amount if Rs.20000 is deposited at 5% compound interest per annum for 2 years?

A

Rs.22000

B

Rs.22050

C

Rs.22500

D

Rs.25000

Question 72 1 Marks

What is the compounded amount, if the principal of Rs.30000/- and interest earned at 7% per annum is Rs.4347?

A

Rs.30347/-

B

Rs.32347/-

C

Rs.33347/-

D

Rs.34347/-

Question 73 1 Marks

What is the length of arc of a sector whose radius is 3.6 cm and angle is 36 Degree?

A

2.10 cm

B

2.26 cm

C

22.6 cm

D

21.0 cm

Question 74 1 Marks

Which law states that at constant termperature the current passing through a closed circuit is directly proportional to the potential difference and inversely proportional to the resistance?

A

Ohm's law

B

Lenz's law

C

Newton's law

D

Hooke's law

Question 75 1 Marks

What is known for the temperature at which any solid melts into liquid?

A

Boiling point

B

Melting point

C

Latent heat of fusion

D

Latent heat of vaporisation

Question 76 1 Marks

What is the area of an equilateral triangle of side 450 mm?

A

856.82 cm2

B

866.82 cm2

C

876.82 cm2

D

886.82 cm2

Question 77 1 Marks

What is an over estimate?

A

When an estimate is exceeded to actual estimate

B

When an estimate is fell short of the actual estimate

C

When an estimate perfectly matches the actual estimate

D

No work started as per estimate

Question 78 1 Marks

Which one of the following properties is the mechanical properties of metal?

A

Fusibility

B

Ductility

C

Corrosion

D

Structure

Question 79 1 Marks

What is the value of a2+b2 if a+b=9 and ab = 20?

A

121

B

(-121)

C

41

D

(-41)

Question 80 1 Marks

Which is example for first order lever?

A

A wheel barrow

B

A pair of scissors

C

Fire tongs

D

Lime squeezer

Question 81 1 Marks

Which one is included in machining estimation sheet?

A

Transport cost

B

Advertisement cost

C

Raw material cost

D

Tax

Question 82 1 Marks

Wha is the mass if the density of a body is 7.6 g/cm3 and its volume is 25 cm3?

A

190 grams

B

200 grams

C

210 grams

D

220 grams

Question 83 1 Marks

What is the work done in joules if a load of 15.5 kg is lifted through a height of 4.4 metres?

A

639 Joules

B

649 Joules

C

659 Joules

D

669 Joules

Question 84 1 Marks

What is the side of a square whose area is 625 mm2?

A

15 mm

B

20 mm

C

25 mm

D

30 mm

Question 85 1 Marks

What is the formula for kinetic energy?

A

(1/2) mv joule

B

(1/2) mv2 joule

C

(2/3) mv2 joule

D

(2/3) mv joule

Question 86 1 Marks

What is the relative permittivity of rubber?

A

Between 2 and 3

B

Between 5 and 6

C

Between 8 and 10

D

Between 12 and 14

Question 87 1 Marks

Which one is a poor heat insulator?

A

Glass

B

Cork

C

Rubber

D

Saw dust

Question 88 1 Marks

What is the minimum permissible size of aluminium wire used in estimation?

A

1.5 sq.mm

B

2.5 sq.mm

C

5 sq.mm

D

3.5 sq.mm

Question 89 1 Marks

What is the specific gravity of the metal, if the weighs 6.5 kgf in air and 3.5 kgf in water?

A

6.166

B

3.166

C

2.166

D

1.166

Question 90 1 Marks

What is the volume of a rectangular tank of 30 m length, 20m width and 10m height?

A

5900 m3

B

6000 m3

C

6100 m3

D

6200 m3

Question 91 1 Marks

What is the expansion of (a+b+c)2?

A

a2 + b2+ c2+ 2 (ab + bc + ca)

B

a2 + b2 + c2- 2ab + 2bc + 2ca

C

a2 + b2 + c2 + 2ab - 2bc + 2ca

D

a2 - b2 - c2 + 2ab + 2bc + 2ca

Question 92 1 Marks

What is the area of a rectangle, whose length and breadth are 10cm and 8cm respectively?

A

75 cm2

B

80 cm2

C

85 cm2

D

90 cm2

Question 93 1 Marks

What is the term, if an article is purchased?

A

Selling price

B

Cost price

C

Margin price

D

Discount price

Question 94 1 Marks

What is the velocity ratio of a wheel and axle if the radii of wheel and axle are 375 mm and 75 mm respectively?

A

3

B

4

C

5

D

6

Question 95 1 Marks

Which is thermo plastic material?

A

Butyl rubber

B

Nylon

C

Neoprene

D

Vinyl polymers

Question 96 1 Marks

What is the length of arc of a sector, whose radius is 15 cm and angle is 40 Degree?

A

9.75 cm

B

9.8 cm

C

10.60 cm

D

10.4 cm

Question 97 1 Marks

What is called if a body changes its position with respect to its surroundings?

A

Body at rest

B

Body at motion

C

Speed

D

Velocity

Question 98 1 Marks

What is the value of 'X' if x - y = 6 and x + y = 8?

A

5

B

6

C

7

D

14

Question 99 1 Marks

What is the name of the heat treatment process, where the metal is heated and quenched in water or oil?

A

Hardening

B

Normalising and Tempering

C

Annealing

D

Tempering

Question 100 1 Marks

What is the weight of a rectangular block of a cost iron of 250cm X 20cm X 8cm (density of cast iron is 7.8 gm/cm3)?

A

312 kg

B

372 kg

C

410 kg

D

525 kg

Question 101 1 Marks

What is the profit amount, if the i - phone cost price is Rs.50000/- and selling price is Rs.70000/-?

A

Rs. 2000/-

B

Rs. 10000/-

C

Rs. 20000/-

D

Rs. 50000/-

Question 102 1 Marks

What is the formula to find Loss %?

A

(Lossx100)/(C.P)

B

(CP)/(Lossx100)

C

(Loss+100)/(S.P)

D

(S.P)/(Loss+100)

Question 103 1 Marks

What is the cost price (C.P) formula if there is a profit?

A

((100)/(100-Loss %))xS.P

B

((100)/(100+Profit %))xS.P

C

((100+Profit %)/(100))xC.P

D

((100-Loss %)/(100))xC.P

Question 104 1 Marks

Which alloy used in electric lamp as filament?

A

Cobalt

B

Vanadium

C

Tungsten

D

Silicon

Question 105 1 Marks

What is the area of the circle, whose diameter is 50 cm?

A

1900 cm2

B

1950 cm2

C

1962.5 cm2

D

1960 cm2

Question 106 1 Marks

What is the product of 0.003 x 0.5?

A

0.00015

B

0.0015

C

0.015

D

0.15

Question 107 1 Marks

Which force acts on rivets?

A

Tensile force

B

Compressive force

C

Shear force

D

Bending force

Question 108 1 Marks

Convert decimal 0.000659 to fraction?

A

(659/1000)

B

(659/10000)

C

(659/100000)

D

(659/1000000)

Question 109 1 Marks

What is the formula for finding volume of a hollow cylinder having outer radius 'R' inner radius 'r' and height 'h'?

A

Pi (R2 - r2)h

B

Pi/3 (R2 - r2) h

C

2/3 Pi (R2 - r2) h

D

4/3 Pi (R2 - r2)h

Question 110 1 Marks

Which is equal to (a+b)2-(a-b)2

A

2ab

B

3ab

C

4ab

D

5ab

Question 111 1 Marks

What is the capacity of a conical tank of radius 2 m and height 5m?

A

11 m3

B

21 m3

C

31 m3

D

41 m3

Question 112 1 Marks

Who prepares the cost of estimation?

A

Operator

B

Quality Inspector

C

Estimator

D

Draughts man

Question 113 1 Marks

What is the subtracted value of 3x - 4x2 +2y2 from 4y2-2x + 8x2?

A

2y2- 5x + 12x2

B

2y2+ 5x -12x2

C

2y2 - 5x -12x2

D

(-2y2-5x + 12x2)

Question 114 1 Marks

Where the centre of gravity of a circle lies?

A

At its centre

B

Any where on its radius

C

Any where on its circumference

D

Any where on its diameter

Question 115 1 Marks

What is the total cost to assemble 10 personal computer systems, spares cost as given for one system: 1 TB hard disc Rs.4500/-, Intel i3 mother board Rs.7000/-, SMPS Rs.2500/-, monitor Rs.6000/-, keyboard Rs.1000/-, other material cost (Switches, USB, Cabl

A

Rs.275000/-

B

Rs.250000/-

C

Rs.225000/-

D

Rs.265000/-

Question 116 1 Marks

What is the ratio between ultimate stress to working stress?

A

Bulk modulus

B

Young's modulus

C

Factor of safety

D

Modulus of rigidity

Question 117 1 Marks

Which is same in series connection of resistors in a circuit?

A

Current

B

Voltage

C

Resistance

D

Power

Question 118 1 Marks

Which insulating material is most widely used in refrigerators?

A

Thermocole

B

Polyurethane

C

Glass wool

D

Cork sheet

Question 119 1 Marks

What is the ore of aluminium?

A

Hematite

B

Mallatite

C

Bauxite

D

Lemonite

Question 120 1 Marks

What is the melting point of aluminium?

A

660 Degree C

B

680 Degree C

C

670 Degree C

D

620 Degree C

Question 121 1 Marks

What is the distance of the load from the fulcrum called?

A

Effort arm

B

Load arm

C

Power arm

D

Effort

Question 122 1 Marks

Which property of a substance is opposing the flow of electric current?

A

Current

B

Voltage

C

Resistance

D

EMF

Question 123 1 Marks

What is the name of the structure formed, if a steel is heated for about 723 Degree C?

A

Cementide

B

Austenite

C

Martensite

D

Ferrite

Question 124 1 Marks

What is the specific gravity of the metal, if the piece of metal weighs 150 grams in air and 125 grams in water?

A

6

B

10

C

15

D

25

Question 125 1 Marks

What is the mass in gram, if a force of 15 dyres acting on a mass m producing an acceleration of 2.5 cm/sec2?

A

9 grams

B

8 grams

C

7 grams

D

6 grams

Question 126 1 Marks

What is the value of 5x4 / 5x3 ?

A

5x

B

5x2

C

x

D

5x4/3

Question 127 1 Marks

What is the primeter of scalene. Triangle having sides of 40mm, 20mm and 28mm?

A

68 mm

B

78 mm

C

88 mm

D

98 mm

Question 128 1 Marks

What is the value of x2-y2 if (x+y) = 9, (x - y) = 4?

A

13

B

65

C

36

D

46

Question 129 1 Marks

What is the power required?
 
I = 0.455 Amps
 
R = 484 Ohms
 
P = _____Watts

A

98.2 watts

B

99.2 watts

C

100.2 watts

D

101.2 watts

Question 130 1 Marks

What is the value of ab if (a+b)2=36 (a-b)2=24?

A

6

B

4

C

3

D

2

Question 131 1 Marks

Which one is related to estimation of work?

A

Bill of material

B

Packing

C

Information table

D

Hand book

Question 132 1 Marks

Which metal contains iron as a major content?

A

Brass metal

B

Bronze metal

C

Zinc

D

Ferrous metal

Question 133 1 Marks

Which process produce equilibrium conditions?

A

Annealing and Hardening

B

Normalising and Tempering

C

Annealing and Normalising

D

Normalising and Tempering

Question 134 1 Marks

Which is elastic material?

A

Nylon

B

Polystyrenes

C

Celluloid

D

Polycarbonates

Question 135 1 Marks

Which insulator is used in over head lines?

A

Mica

B

Rubber

C

P.V.C

D

Porcelain

Question 136 1 Marks

What is the name of the point at which all the weight of the body concentrated?

A

Initial point

B

Centre of gravity

C

Centroid

D

Central point

Question 137 1 Marks

What maximum height a stone will reach if it is thrown upwords with a velocity of 20m/sec?(g = 10m/sec2)

A

10 m

B

20 m

C

30 m

D

40 m

Question 138 1 Marks

What is the radius of the circle if the angle of sector is 90 Degree and the area of the circle is 196 cm2?

A

15.77 cm

B

15 cm

C

14.85 cm

D

14.95 cm

Question 139 1 Marks

What is the value of 12x3y2 / 4x2y?

A

8xy

B

16xy

C

3xy

D

(-3xy)

Question 140 1 Marks

What is termed as the quantity of matter contained in a body?

A

Density

B

Volume

C

Mass

D

Specific gravity

Question 141 1 Marks

What is the square root of 529?

A

12

B

23

C

33

D

43

Question 142 1 Marks

What is the unit of intensity of magnetic field?

A

wb/m

B

m/wb

C

Hertz

D

Coloumb

Question 143 1 Marks

What is the area of the circle, if the circumference of the circle is 44cm?

A

128 cm2

B

130 cm2

C

154 cm2

D

129 cm2

Question 144 1 Marks

What is the area of the semicircle, if the diameter is 14 cm?

A

70 cm2

B

76.93 cm2

C

75.06 cm2

D

86.93 cm2

Question 145 1 Marks

What is called if a body does not change its position with respect to its surroundings?

A

Body at motion

B

Body at rest

C

Speed

D

Velocity

Question 146 1 Marks

Which is the short form of profit and loss statement?

A

P & L

B

PR & LS

C

PRO & LOS

D

L & P

Question 147 1 Marks

Which instrument is used to measure temperatures of red hot metals up to 3000 Degree C?

A

Radiation pyrometer

B

Thermoelectric pyrometer

C

Bimetal thermometer

D

Alcohol thermometer

Question 148 1 Marks

Simplify: (3/4)+(2/5)-(5/20)

A

(3/10)

B

(9/10)

C

(12/10)

D

(13/10)

Question 149 1 Marks

Which is the example for dynamicallly induced Emf?

A

Motor

B

Generator

C

Car

D

Motor bike

Question 150 1 Marks

What is the density (r) in g/cm3 of an iron cube, if it weighs (W) 4.8 kg and volume (V) is 640 cm,3?

A

6.6 g/cm3

B

6.9 g/cm3

C

7.2 g/cm3

D

7.5 g/cm3

Question 151 1 Marks

How many watts for 1 horse power in British system?

A

726 watts

B

736 watts

C

746 watts

D

756 watts

Question 152 1 Marks

Which property of a metal enables it by which it can be drawn out into wires under tension without rupture?

A

Ductility

B

Malleability

C

Hardness

D

Brittleness

Question 153 1 Marks

Which type of levers is bell cranked lever?

A

Curved lever

B

1st order lever

C

2nd order lever

D

3rd order lever

Question 154 1 Marks

What is the main factor to be considered while preparing a detailed estimate?

A

Shape of material

B

Brand of the materials

C

Quantity, availability and transportation of materials

D

Location of material

Question 155 1 Marks

How many newtons for 1 kilogram?

A

981 Newtons

B

98.1 Newtons

C

9.81 Newtons

D

0.981 Newtons

Question 156 1 Marks

What is the value of x, if 3 (2x - 4) = -4x + 28 ?

A

4

B

8

C

6

D

12

Question 157 1 Marks

What is the carbon percentage in low carbon steel?

A

0.02% to 0.03%

B

0.15% to 0.25%

C

0.25% to 0.50%

D

0.50% to 1.50%

Question 158 1 Marks

Which type heat is the heat absorbed or given off by a substance without changing its physical state?

A

Latent heat

B

Sensible heat

C

Specific heat

D

Latent heat of steam

Question 159 1 Marks

What is the diameter of the circle, if the area of the circle is 706.5cm2?

A

29 cm

B

29.5 cm

C

30 cm

D

30.5 cm

Question 160 1 Marks

What is the force with which a body is attracted by the earth towards its centre?

A

Mass

B

Weight

C

Volume

D

Density

Question 161 1 Marks

What is the area of a square whose side is 18 cm?

A

26 cm2

B

36 cm2

C

72 cm2

D

324 cm2

Question 162 1 Marks

Which process steel is heated in a carbonaceous atmosphere for the penetration of carbon?

A

Case hardening

B

Nitriding

C

Carburising

D

Induction hardening

Question 163 1 Marks

What is the acceleration of a car if the speed of the car has increased from 25 km per hour to 40 km per hour in one minute?

A

0.059 m/sec2

B

0.59 m/sec2

C

0.069 m/sec2

D

0.69 m/sec2

Question 164 1 Marks

What is the name of the property of an insulation that should brake down or puncture on application of high voltage?

A

Di-electric strength

B

Specific resistance

C

Mechanical strenth

D

Non absorption

Question 165 1 Marks

What is the cross sectional area of a circular ring of D = 38 mm d = 32mm?

A

320 mm2

B

330 mm2

C

340 mm2

D

350 mm2

Question 166 1 Marks

What is the value in degree centigrade for 20 Degree F?

A

-6.37 Degree C

B

-6.47 Degree C

C

-6.57 Degree C

D

-6.67 Degree C

Question 167 1 Marks

What denotes letter M in MKS system?

A

Mile

B

Meter

C

Millimeter

D

Micron

Question 168 1 Marks

What is discount?

A

Selling price is less than Cost price

B

Selling price is greater than Cost price

C

The reduction given to the selling price of a product

D

Selling price + discount

Question 169 1 Marks

What percentage of water absorbed by a good building stone?

A

Less than 10%

B

Less than 20%

C

Less than 8%

D

Less than 5%

Question 170 1 Marks

What is the profit % if the cost price of 16 bolts is equal to the selling price of 12 bolts?

A

13.33

B

23.33

C

33.33

D

43.33

Question 171 1 Marks

What is the unit of co-efficient of linear expansion?

A

Number / Degree C

B

Number / Degree C / meter length

C

Number / Degree C / mm length

D

Number / Degree C / cm length

Question 172 1 Marks

What is the value of 1 / a-5?

A

a5

B

a-5

C

5a

D

(-5a)

Question 173 1 Marks

What is equal to tan θ?

A

Opposite Side/Hypotenuse

B

Adjacent Side/Hypotenuse

C

Opposite Side/Adjacent Side

D

Adjacent side/Opposite side

Question 174 1 Marks

What is the value of adding (5x+2y), (4x - 7z) and (15z - 3y)?

A

9x - y + 8z

B

x - 9y + 8z

C

x + 9y + 8z

D

9x + y - 8z

Question 175 1 Marks

How much quantity of heat is required to raise the temperature of 300 grams of copper (sp.heat 0.092 cal/gram) from 25 Degree C to 75 Degree C in Kcal?

A

138 Kcal

B

1.38 Kcal

C

207 Kcal

D

2.07 Kcal

Question 176 1 Marks

Which property of metal has its power of returning to its original shape after the applied force is released?

A

Malleability

B

Tenacity

C

Elasticity

D

Plasticity

Question 177 1 Marks

What is the circumference of a circle whose diameter is 7 cm?

A

22 cm

B

44 cm

C

25 cm

D

21 cm

Question 178 1 Marks

What is the length L2, if total length (L) is 2.75 metre and L1:L2 = 2:3?

A

1.1 metre

B

1.25 metre

C

1.65 metre

D

1.75 metre

Question 179 1 Marks

Which is the expansion of a3 + b3?

A

(a-b) (a2 + b2 - ab)

B

(a+b) (a2 + b2 - ab)

C

a3 + b3 + 3ab (a+b)

D

a3 - b3 + 3ab (a-b)

Question 180 1 Marks

Which one is heat insulator?

A

Thermocole

B

Copper

C

Brass

D

Aluminium

Question 181 1 Marks

What is the diameter of the semicircle, if the circumference of the semicircle is 21.98 cm?

A

8.55 cm

B

8 cm

C

7.55 cm

D

7 cm

Question 182 1 Marks

Find the total surface area of cube whose side is 25 cm.

A

3740 cm2

B

3745 cm2

C

3750 cm2

D

3755 cm2

Question 183 1 Marks

What is the estimation of milling cost of a rectangular block size 100 X 80 X60 mm, if cost of the milling is Rs.2/sq.cm?

A

Rs.652/-

B

Rs.752/-

C

Rs.572/-

D

Rs.960/-

Question 184 1 Marks

What is the minimum permissible area of conductor (U/G cable) for three and half cores cable?

A

25 sq.mm

B

50 sq.mm

C

5 sq.mm

D

100 sq.mm

Question 185 1 Marks

What is the tensile stress if a square rod of 10 mm side is tested for a tensile load of 1000 kg?

A

1 kg/mm2

B

10 kg /mm2

C

100 kg/mm2

D

1000 kg/mm2

Question 186 1 Marks

What is the area of the sector, if the diameter is 12 cm and the angle is 60 Degree?

A

18.0 cm2

B

17.75 cm2

C

19.00 cm2

D

18.84 cm2

Question 187 1 Marks

Which is brittle metal?

A

Cast iron

B

Steel

C

Mild steel

D

Alloy steel

Question 188 1 Marks

What is the x value for x2 + 62 = 126?

A

4

B

6

C

8

D

10

Question 189 1 Marks

What is colour of a metal piece when heated to 250 Degree C while doing the tempering process?

A

Blue

B

Brown

C

Purple

D

Pale

Question 190 1 Marks

What is the total cost of Air-conditioners installed in a college, 40 class room-each 1 Air-conditioner, Computer lab 5 Air- conditioners and conference hall 5 Air-conditioners (Cost of one air conditioner Rs.30000/- including installation)?

A

Rs.10 lakhs

B

Rs. 20 lakhs

C

Rs. 12 lakhs

D

Rs. 15 lakhs

Question 191 1 Marks

What cables are used for 132KV lines?

A

High tension

B

Super tension

C

Extra high tension

D

Extra super voltage

Question 192 1 Marks

Which of the impurity in cast iron makes it hard and brittle?

A

Silicon

B

Sulphur

C

Manganese

D

Phosphorus

Question 193 1 Marks

What is the area of a (A) semicircle whose dia is 20 cm (d)?

A

147.1 cm2

B

157.1 cm2

C

167.1 cm2

D

177.1 cm2

Question 194 1 Marks

Which is equal to electric power?

A

R2I watts

B

I2R watts

C

RI

D

IRA

Question 195 1 Marks

How many hours will take for a 100 watts bulb to consume 1 kwh energy?
 
W = 1 Kwh
 
P = 100 Watts
 
t = _____Hours

A

10 hours

B

12 hours

C

18 hours

D

24 hours

Question 196 1 Marks

What is the formula to find selling price (S.P) if there is a loss?

A

((100)/(100+Profit %))xS.P

B

((100+Profit %)/(100))xC.P

C

((100)/(100-Loss %))xS.P

D

((100-Loss %)/(100))xC.P

Question 197 1 Marks

What is the length of each part is a copper wire of 225 metre long is cut into 900 equal parts?

A

0.23 metre

B

0.25 metre

C

0.28 metre

D

0.29 metre

Question 198 1 Marks

Which statement is correct according to ohm's law?

A

I = 1/V

B

I = R

C

I = V/R

D

I = R/V

Question 199 1 Marks

What is the ratio of ultimate load to area of original cross section?

A

Factor of safety

B

Yield point

C

Ultimate stress

D

Youngs modulus

Question 200 1 Marks

What is the ratio between the distance moved by the effort to the distance moved by the load?

A

Mechanical advantage

B

Velocity ratio

C

Efficiency

D

Fulcrum

Question 201 1 Marks

What is the kinetic energy of a bullet of mass 5gm travels with a speed of 500 m/sec?

A

620 Joules

B

625 Joules

C

630 Joules

D

635 Joules

Question 202 1 Marks

What is the potential energy in a body of mass 10 kg kept on the top of a pole 20 metres height?

A

1942 Joules

B

1952 Joules

C

1962 Joules

D

1972 Joules

Question 203 1 Marks

What is the name of fixed or supporting point of a lever?

A

Mechanical advantage

B

Fulcrum

C

Effort

D

Load

Question 204 1 Marks

What is a under estimate?

A

No work started as per estimate

B

An estimate perfectly matches with actual

C

An estimate is fell short of the actual estimate

D

An estimate is exceeded the actual estimate

Question 205 1 Marks

What is the SI unit of pressure?

A

Joule

B

Pascal

C

Bar

D

Newton

Question 206 1 Marks

Which property of a metal possessed by it melts when heat is applied?

A

Conductivity

B

Malleability

C

Fusibility

D

Tenacity

Question 207 1 Marks

What is called for the amount of heat required to raise the temperature of unit mass of a substance through 1 Degree C?

A

Sensible heat

B

Latent heat

C

Specific heat

D

Mixing of heat

Question 208 1 Marks

What is the other term of pocket reference in engineering works?

A

Hand tool

B

Hand book

C

Good book

D

New book

Question 209 1 Marks

What is the acceleration of an aeroplane taking off from landing field has to run 700 metres if it leaves the ground in 10 seconds from the start?

A

8 metre/sec2

B

10 metre/sec2

C

12 metre/sec2

D

14 metre/sec2

Question 210 1 Marks

What is the area of a circular surface if the radius is 14 cm?

A

615.44 cm2

B

614.5 cm2

C

612.25 cm2

D

612.44 cm2

Question 211 1 Marks

How many liters of water a cylindrical tank of radius 75 cm and height 100 cm can hold?

A

1766.25 liters

B

1767.25 liters

C

1768.25 liters

D

1769.25 liters

Question 212 1 Marks

What is the HCF of 18, 42, 24?

A

2

B

6

C

18

D

24

Question 213 1 Marks

What is the unit of strain?

A

Kg/cm2

B

Newton/metre2

C

Metre

D

No unit

Question 214 1 Marks

Convert 45 Degree C (Centigrade) into Degree F (Fahrenheit)

A

110 Degree F

B

111 Degree F

C

112 Degree F

D

113 Degree F

Question 215 1 Marks

What is the voltage?
 
R = 250 Ohms
 
I = 0.44 Amps
 
V = _____Volts

A

100 Volts

B

105 Volts

C

108 Volts

D

110 Volts

Question 216 1 Marks

Which state of equilibrium's example is A cone resting on its tip?

A

Stable

B

Neutral

C

Unstable

D

Horizontal

Question 217 1 Marks

What is the equivalent pascal value for 1 bar?

A

105 pascal

B

107 pascal

C

103 pascal

D

109 pascal

Question 218 1 Marks

What is the other term used for reference table?

A

Dictionary

B

Biography

C

Bibliography

D

Information Table

Question 219 1 Marks

Which machine converts mechanical energy into electrical energy?

A

Battery

B

Generator

C

Heater

D

Iron box

Question 220 1 Marks

Which property of material enables to formation of permanent deformation without fracture?

A

Elasticity

B

Plasticity

C

Ductility

D

Brittleness

Question 221 1 Marks

What is the LCM of 12, 18, 6, 36?

A

12

B

18

C

36

D

42

Question 222 1 Marks

What is the boiling point of water in fahrenheit scale?

A

212 Degree F

B

180 Degree F

C

112 Degree F

D

100 Degree F

Question 223 1 Marks

Which metal cannot be forged?

A

Alloy steel

B

Mild steel

C

Steel

D

Cast iron

Question 224 1 Marks

What is the volume of mercury in cm3, if the mass (m) of mercury is 136 grams (g) and density (r) of mercury is 13.6 g/cm3?

A

136 cm3

B

13.6 cm3

C

10.6 cm3

D

10.0 cm3

Question 225 1 Marks

What is the formual for induced emf?

A

B2L sinq volts

B

BL sinq volts

C

BLV sinq volts

D

B2V sinq volts

Question 226 1 Marks

Calculate the amount of heat required to raise the temperature of 85.5 gm of sand from 20 Degree C to 35 Degree C specific heat of sand = 0.1.

A

128.25 Joules

B

125.28 Joules

C

128.26 Joules

D

126.28 Joules

Question 227 1 Marks

What is the purpose of tempering a steel?

A

To reduce the brittleness

B

To remove the ductility

C

To increase the hardness

D

To increase the brittleness

Question 228 1 Marks

Which furnace is used to get pig iron from iron ore?

A

Mild steel - Rever battery

B

Electric furnace

C

Blast furnace

D

Cupola

Question 229 1 Marks

Which one of the following geometrical shape's centre of gravity lies from its base is 1/3 of its height?

A

Square

B

Rhombus

C

Triangle

D

Cone

Question 230 1 Marks

What is the specific gravity of the solid, if density of the solid is 19.5 g/cm3?

A

8

B

18.5

C

19

D

19.5

Question 231 1 Marks

Which state of equilibrium's example is A cone resting on its tip?

A

Stable

B

Neutral

C

Unstable

D

Horizontal

Question 232 1 Marks

What is the power if an emf of one volt causes a current flow of 1ampere?

A

1 watt

B

1 kilowatt

C

1 HP

D

1 Kilowatt hour

Question 233 1 Marks

Which is equal to (am)n?

A

am-n

B

am+n

C

am/n

D

amn

Question 234 1 Marks

Which is very good conductor?

A

Copper

B

Cast iron

C

Wrought iron

D

Steel

Question 235 1 Marks

What is the height of the wall where the ladder touches the wall if the ladder is 2.5 m long makes an angle of 60 Degree with the ground?

A

4.13 m

B

4.23 m

C

2.165 m

D

4.43 m

Question 236 1 Marks

What is the centre of gravity of a sphere?

A

At the centre

B

On the circumference

C

At the diameter

D

At the radius

Question 237 1 Marks

How much time is allowed normally in soaking zone for a 10mm thick metal piece while hardening?

A

5 minutes

B

10 minutes

C

15 minutes

D

20 minutes

Question 238 1 Marks

What is the length of arc of a sector, whose perimeter is 64.8cm and radius is 12.4 cm?

A

40 cm

B

45 cm

C

40.8 cm

D

42 cm

Question 239 1 Marks

What is the value of 6250?

A

0

B

1

C

525

D

25

Question 240 1 Marks

What is the interest earned, if the principal is Rs.12000/- becomes to an amount of Rs.15600/-?

A

Rs.2600

B

Rs.3600

C

Rs.4600

D

Rs.5600

Question 241 1 Marks

What is the capacity of a body to do work is called?

A

Energy

B

Power

C

Acceleration

D

Force

Question 242 1 Marks

What is the formula for velocity?

A

Distance covered/Time

B

Displacement/Time

C

Change in velocity/Time

D

Change of momentum/Time

Question 243 1 Marks

What is the area of a sector of a circle of radius 5 cm and its angle is 96 Degree?

A

20.39 cm2

B

20.93 cm2

C

20.89 cm2

D

20.98 cm2

Question 244 1 Marks

How much quantity of heat is required?
 
m = 120 litres
 
t1 = 20 Degree C
 
t2 = 85 Degree C
 
S = 4.2
 
Q = _____ KJ

A

32750 KJ

B

32760 KJ

C

32770 KJ

D

32780 KJ

Question 245 1 Marks

Which one is the radiation method of heat transmission?

A

An iron rod is heated with one of its end and heat transmitted to other end

B

Cold water goes to the bottom from top while on heating the water

C

On heating gases, heat transmitted to surroundings

D

The heat from sun travels through the space

Question 246 1 Marks

What is the radius of the semicircle, if the circumference of the semicircle is 28.26 cm?

A

5.49 cm

B

6.49 cm

C

8.5 cm

D

8.75 cm

Question 247 1 Marks

Which type of heat transmission takes place through physical contact?

A

Conduction

B

Convection

C

Radiation

D

Reflection

Question 248 1 Marks

What is term used for 2 x linear expansion?

A

Co-efficient of friction

B

Co-efficient of linear expansion

C

Co-efficient of superficial expansion

D

Co-efficient of cubical expansion

Question 249 1 Marks

What is the term used for maximum stress attained by a material before rupture?

A

Tensile stress

B

Compressive stress

C

Working stress

D

Ultimate stress

Question 250 1 Marks

What is the ratio of 4 kg to 800 grams?

A

05:01

B

04:08

C

08:04

D

02:04

Question 251 1 Marks

What is the term, for the details of materials, brand name, grade of quality, rating of current and voltage etc.?

A

Drawing

B

Specification of materials

C

Raw materials

D

Price catalogue

Question 252 1 Marks

What is the area of the sector, whose diameter is 40 mm and angle is 120 Degree?

A

418.66 mm2

B

400.50 mm2

C

415.5 mm2

D

416.6 mm2

Question 253 1 Marks

What is the freezing point of water in kelvin scale (K)?

A

373 Degree K

B

313 Degree K

C

303 Degree K

D

273 Degree K

Question 254 1 Marks

How much power does it consumes if an electric heater draws a current of 10 amps at 200 volts?

A

2000 watts

B

2010 watts

C

2020 watts

D

2030 watts

Question 255 1 Marks

What is the co-efficient of linear expansion of a rod if it is found to be 100 m long at 20 Degree C and 100.14 m long at 100 Degree C?

A

1.75 x 10-4 / Degree C

B

1.75 x 10-5 / Degree C

C

1.75 x 10-6 / Degree C

D

1.75 x 10-7 / Degree C

Question 256 1 Marks

What is the ratio of shear stress to shear strain?

A

Modulus of elasticity

B

Modulus of rigidity

C

Bulk modulus

D

Yield point

Question 257 1 Marks

What is the total labour charges for a particular wiring work completed in 2 days by one electrician and one helper.(Electrician @ ?800/day and helper @ Rs 400/day)

A

Rs. 2000

B

Rs. 2400

C

Rs. 3000

D

Rs. 1400

Question 258 1 Marks

What describes the detailed specification for the item of work?

A

Quality, Quantity, Workmanship, Method of execution

B

Colour

C

Tax, Transport, Overhead expenses

D

Maintenance, Stock, Cost

Question 259 1 Marks

What is called if a body posses only magnitude or size alone?

A

Speed

B

Velocity

C

Vector quantity

D

Scalar quantity

Question 260 1 Marks

Which metal is widely used for making casting of machinery parts?

A

Grey cast iron

B

White cast iron

C

Malleable cast iron

D

Wrought iron

Question 261 1 Marks

Which one is the most reliable estimate?

A

Preliminary estimate

B

Plinth area estimate

C

Cube rate estimate

D

Detailed estimate

Question 262 1 Marks

What is the length of arc of the sector whose radius is 15 cm and the intended angle is 30 Degree?

A

7.85 cm

B

7.25 cm

C

6.75 cm

D

6.85 cm

Question 263 1 Marks

What is the radius of a circle whose diameter is 44 cm?

A

44 cm

B

22 cm

C

23 cm

D

20 cm

Question 264 1 Marks

What is the centre of gravity of a rectangular body?

A

Longer side of rectangle

B

Shorter side of rectangle

C

At the point of intersection of its diagonals

D

At the corners

Question 265 1 Marks

What is the compound interest on a principal of Rs.25000/- after 3 years at the rate of 12% per annum?

A

Rs. 9000

B

Rs.9720

C

Rs.10123.20

D

Rs.10483.20

Question 266 1 Marks

What is the value of x if 11x+4=37?

A

2

B

3

C

4

D

5

Question 267 1 Marks

What is the speed of a train of 80 metre long train passes a railway station platform of 120 metres length in 20 seconds?

A

30 km/hour

B

32 km/hour

C

34 km/hour

D

36 km/hour

Question 268 1 Marks

What is the value of x if 13+x =20?

A

8

B

7

C

9

D

13

Question 269 1 Marks

Find the total surface area of a cast iron bar whose length, width and height are 20m, 15m and 12m.

A

1340 m2

B

1440 m2

C

1540 m2

D

1640 m2

Question 270 1 Marks

What is the name of the region of a circle between any two point on the circumference?

A

Arc

B

Segment

C

Sector

D

Chord

Question 271 1 Marks

What metals contained in brass alloy?

A

Copper and aluminium

B

Copper and lead

C

Copper and zinc

D

Copper and tin

Question 272 1 Marks

What is the carbon percentage in high carbon steel?

A

0.02% to 0.03%

B

0.15% to 0.25%

C

0.25% to 0.50%

D

0.50% to 1.50%

Question 273 1 Marks

What is the angle of elevation of the top of a light house of 15 m height seen at a point 15 m away from the base?

A

30 Degree

B

45 Degree

C

60 Degree

D

90 Degree

Question 274 1 Marks

What is a profit?

A

Selling price - Cost price

B

Cost price - Selling price

C

Selling price + Cost price

D

Cost price + Selling price

Question 275 1 Marks

What is the formula for potential energy?

A

mgh joule

B

mgh2 joule

C

1/2 mgh joule

D

2/3 mgh joule

Question 276 1 Marks

Which hand book referred by machine engineer?

A

Parry's cheorikal

B

CRC

C

Mark standard

D

Oxford Dictionary

Question 277 1 Marks

What is the efficiency of a simple screw jack having velocity ratio is 314.2 and mechanical advantage is 220?

A

0.6

B

0.65

C

0.7

D

0.75

Question 278 1 Marks

How many watts for 1 horse power in metric system?

A

725.5 watts

B

735.5 watts

C

745.5 watts

D

755.5 watts

Question 279 1 Marks

Which is the formula for am/ an

A

am+n

B

am-n

C

amxn

D

(am)n

Question 280 1 Marks

What is the name of a booklet, the rates of various terms are indicated?

A

Price bank

B

Price bunch

C

Price tag

D

Price catalogue

Question 281 1 Marks

What is the radius of the circle, whose circumference is 440 cm?

A

71.5 cm

B

70 cm

C

70.5 cm

D

72.2 cm

Question 282 1 Marks

What is the compounded annual interest, for a loan amount of Rs.80000/- at 10% per annum for a period of 2 years?

A

Rs.16800/-

B

Rs.92400/-

C

Rs.96800/

D

Rs.94800/-

Question 283 1 Marks

What is the maximum temperature that can be measured by mercury thermometer?

A

400 Degree C

B

300 Degree C

C

200 Degree C

D

100 Degree C

Question 284 1 Marks

What is the ratio of change in length to original length?

A

Linear strain

B

Lateral strain

C

Volumetric strain

D

Poisson's ratio

Question 285 1 Marks

What is the ratio of power output to power input?

A

Work

B

Energy

C

Efficiency

D

Acceleration

Question 286 1 Marks

Which cast iron cannot be welded?

A

Grey cast iron

B

White cast iron

C

Malleable cast iron

D

Nodular cast iron

Question 287 1 Marks

What is the centre of gravity of a rectangular body?

A

Longer side of rectangle

B

Shorter side of rectangle

C

At the point of intersection of its diagonals

D

At the corners

Question 288 1 Marks

What is the name of heat treatment process done to relieve strain and stress?

A

Normalising

B

Annealing

C

Hardening

D

Tempering

Question 289 1 Marks

What is the current?
 
R = 50 Ohms
 
220 Volts
 
I =______Amps

A

4.1 Amps

B

4.2 Amps

C

4.3 Amps

D

4.4 Amps

Question 290 1 Marks

What is the difference between the simple and the compound interest amount at 5% per annum for 2 years on a principal of Rs.20000/-?

A

Rs.5

B

Rs.25

C

Rs.50

D

Rs.55

Question 291 1 Marks

What is the formula to find Profit %?

A

((C.P)/(Profit))x100

B

((Profit)/(S.P))x100

C

((S.P-C.P)/(Profit))x100

D

((Profit)/(C.P))x100

Question 292 1 Marks

What is the mechanical advantage, if a load of 1000 kg is lifted by a simple machine and effort applied is 250 kg?

A

6

B

8

C

3

D

4

Question 293 1 Marks

What is the value of any number raised to the power of 0?

A

0

B

1

C

(-1)

D

Alpha (?)

Question 294 1 Marks

What is the formula for bulk modulus?

A

Tensile stress/Tensile strain

B

Compressive stress/Compressive strain

C

Volumetric stress/Volumetric strain

D

Shear stress/Shear strain

Question 295 1 Marks

At what temperature will Fahrenheit and centigrade thermometers give the same reading?

A

-38 Degree C

B

-39 Degree C

C

-40 Degree C

D

-41 Degree C

Question 296 1 Marks

Which one of the following is not a property of heat insulating material?

A

Low conductivity

B

Resistance to fire

C

Less moisture absorption

D

Ductility

Question 297 1 Marks

How many ergs for 1 Joule?

A

10^3 ergs

B

10^5 ergs

C

10^7 ergs

D

10^9 ergs

Question 298 1 Marks

Which is expanded form of a3- b3?

A

(a+b) (a2 - b2- ab)

B

(a-b) (a2 + b2 + ab)

C

(a-b) (a2 - b2 - ab)

D

(a-b) (a2 - b2+ ab)

Question 299 1 Marks

What is the total resistance if two resistances of 4 ohms and 6 ohms are connected in parallel?

A

10

B

2.4

C

5

D

4

Question 300 1 Marks

What is the retardation of a car moving with a velocity of 50 km/hr is brought to rest in 45 seconds?

A

0.40 m/sec2

B

0.30 m/sec2

C

0.20 m/sec2

D

0.10 m/sec2

Question 301 1 Marks

What is the ratio between stress and strain?

A

Yield point

B

Factor of safety

C

Youngs Modulus

D

Poisson's ratio

Question 302 1 Marks

What is the boiling point of mercury?

A

357 Degree C

B

280 Degree C

C

759 Degree C

D

767 Degree C

Question 303 1 Marks

What is the boiling point of water?

A

0 Degree C

B

32 Degree C

C

100 Degree C

D

212 Degree C

Question 304 1 Marks

What is the name of the point at which all the weight of the body concentrated?

A

Initial point

B

Centre of gravity

C

Centroid

D

Central point

Question 305 1 Marks

What effort required to lift a load of 150 kg in a wheel and axle, if the velocity ratio is 2.5 and the efficiency of the machine is 75%?

A

70 kg

B

80 kg

C

90 kg

D

100 kg

Question 306 1 Marks

What is the carbon percentage in medium carbon steel?

A

0.05% to 0.15%

B

0.15% to 0.25%

C

0.25% to 0.5%

D

0.5% to 1.5%

Question 307 1 Marks

What is the ratio of force (or) thrust per unit area?

A

Work

B

Power

C

Pressure

D

Energy

Question 308 1 Marks

What is the perimeter of a rectangle whose length and breadth are 20 cm and 18 cm?

A

56 cm

B

66 cm

C

76 cm

D

86 mm

Question 309 1 Marks

What is the equivalent unit for 1 horse power in metric system?

A

75 kg.m/sec

B

76 kg.m/sec

C

77 kg.m/sec

D

78 kg.m/sec

Question 310 1 Marks

How many millimetres are there in 1 inch?

A

2.54 mm

B

25.4 mm

C

24.5 mm

D

2.45 mm

Question 311 1 Marks

What is the weight of the iron ball has volume of 250 cc and density 7.5 gm/cc?

A

1750 gram

B

1875 gram

C

1975 gram

D

1785 gram

Question 312 1 Marks

What is the square root of decimal number 550.37?

A

21.26

B

22.26

C

22.46

D

23.46

Question 313 1 Marks

What is the resistance of an electric iron if the rating of electric iron is 220 V and 500 watts?

A

94.8 ohms

B

95.8 ohms

C

96.8 ohms

D

97.8 ohms

Question 314 1 Marks

What is the potential energy, if a body of mass 250 kg is at a height of 30 metre?

A

72.57 KJ

B

73.57 KJ

C

74.57 KJ

D

75.57 KJ

Question 315 1 Marks

What is the unit of acceleration of an object?

A

Metre/second

B

Metre/second2

C

Metre/minutes

D

Metre/minutes2

Question 316 1 Marks

What is denoted as 'I'?

A

Principal

B

Interest

C

Rate

D

Year

Question 317 1 Marks

What is called if a force of 1Newton acts on a body and moves it through a distance of 1 metre?

A

1 Joule

B

10 Joules

C

1 dyne

D

10 dynes

Question 318 1 Marks

What is the expanded form of (a+b)2?

A

a2 + 2ab + b2

B

a2 - 2ab + b2

C

a2 + 2ab - b2

D

(-a2 - 2ab + b2)

Question 319 1 Marks

What are fundamental units?

A

Length, Mass, Volume

B

Length, Mass, Time

C

Length, Mass, Area

D

Length, Pressure, Volume

Question 320 1 Marks

What is the area of a right angled triangle having a base 10 cm and height 5 cm?

A

20 sq.cm

B

25 sq.cm

C

30 sq.cm

D

35 sq.cm

Question 321 1 Marks

What are the various stages of heat treatment?

A

Heating, Cooling and Quenching

B

Quenching, Cooling and Heating

C

Heating, Soaking and Quenching

D

Soaking, Quenching and Cooling

Question 322 1 Marks

What is the simplified value of (3x + 15) / 5x + 25)

A

(5/3)

B

(3/5)

C

(-5/3)

D

(-3/5)

Question 323 1 Marks

Which mechanical property of a metal offers resistance to elastic deformation in a cutting tool?

A

Ductility

B

Malleability

C

Hardness

D

Toughness

Question 324 1 Marks

A motor cycle tyre is sold for Rs 300/- what is the purchase price if 25% profit is added to it.

A

Rs 200

B

Rs 220

C

Rs 240

D

Rs 260

Question 325 1 Marks

What is the formula for speed?

A

Distance covered/Time

B

Change in velocity/Time

C

Distance in definite direction /Time

D

Change in momentum/Time

Question 326 1 Marks

What is the total wattage in a room if 2 tube lights of 50W rating, 2 fans of 80W rating, 2 numbers of light points of 60W rating, one fan point of 60W rating and one 3 pin socket of 100W rating?

A

340 W

B

440 W

C

540 W

D

640 W

Question 327 1 Marks

What force will be required to punch a hole of 10 mm dia in a 1 mm thick plate, if the allowable shear stress is 50N/mm2? (Pi = 22/7)

A

1757 N

B

1575 N

C

1571.4 N

D

1577 N

Question 328 1 Marks

What is the centre of gravity of a semi circle of diameter 12 cm?

A

2.24 cm

B

2.54 cm

C

3.25 cm

D

2.75 cm

Question 329 1 Marks

What is the simple interest for the principal amount of Rs.100000 at 10% per annum for 1 year period?

A

Rs.1000/-

B

Rs.5000/-

C

Rs.50000/-

D

Rs.10000/-

Question 330 1 Marks

What is called if the length of the solid expands when heated?

A

Linear expansion

B

Superficial expansion

C

Cubical expansion

D

Area expansion

Question 331 1 Marks

Find the curved surface area of a cylinder 10 cm dia and 20 cm height?

A

620 cm2

B

628 cm2

C

630 cm2

D

638 cm2

Question 332 1 Marks

Which one has the highest thermal conductivity?

A

Solid ice

B

Melting ice

C

Water

D

Steam

Question 333 1 Marks

Which force acts on crank shaft?

A

Shear stress

B

Torsional stress

C

Tensile stress

D

Compressive stress

Question 334 1 Marks

What is the total resistance if three resistances of 3 ohms, 9 ohms and 5 ohms are connected in series?

A

11 ohms

B

7 ohm

C

17 ohms

D

1/17 ohms

Question 335 1 Marks

What is the total estimation cost for making the component of 8 drilled hole dia 10 mm and 4 Numbers of M6 taps in the plate, if Rs.8/- per drilled holes and Rs.12 per drill and tap?

A

Rs.102

B

Rs.100

C

Rs.112

D

Rs.110

Question 336 1 Marks

What is called the ratio between the density of a substances density of water at 4 Degree Centigrade?

A

Density

B

Specific gravity

C

Mass

D

Weight

Question 337 1 Marks

What is the name of the metal which do not contain iron?

A

Ferrous metals

B

Non-ferrous metals

C

Insulating metals

D

Non-Insulating metals

Question 338 1 Marks

How much watt second in 1 watt hour?

A

1000 watt sec

B

2000 watt sec

C

3600 watt sec

D

4000 watt sec

Question 339 1 Marks

Which one is the ratio of stress?

A

Load and area

B

Load and direction

C

Load and diameter

D

Load and time

Question 340 1 Marks

Which affects the centre of gravity of the object

A

Weight

B

Mass

C

Density

D

Shape

Question 341 1 Marks

What is the total cost of painting of a class room including ceiling, if the size of length is 6m, breadth is 5m and height is 4m. (Painting + labour cost Rs.150/- per sq.m)

A

Rs.15000/-

B

Rs.16700/-

C

Rs.17700/-

D

Rs.18700/-

Question 342 1 Marks

What is the rate of change of displacement of a body?

A

Body at rest

B

Body at motion

C

Speed

D

Velocity

Question 343 1 Marks

What is the S.I unit of heat?

A

Calorie

B

Joule

C

Centigrade heat unit

D

British thermal unit

Question 344 1 Marks

Which alloy steel is using for making precious instrument?

A

Silicon steel

B

Manganese steel

C

Invar steel

D

Vanadium

Question 345 1 Marks

What is the centre of gravity of a right circular cone from its base?

A

h/2

B

h/3

C

h/4

D

h/5

Question 346 1 Marks

How the 'Principal' is denoted in simple interest calculation?

A

'P'

B

'I'

C

'R'

D

'n'

Question 347 1 Marks

Which is thermosetting plastic?

A

Vinyl polymers

B

Polystyrenes

C

Celluloid

D

Melamine resins

Question 348 1 Marks

What is a hand book?

A

Model book of various works

B

Type of reference work or other collection of instruction

C

Design book of latest works

D

Dictionary of materials

Question 349 1 Marks

Which alloy steel is used to make permanent magnets?

A

Silicon steel

B

Manganese steel

C

Vanadium steel

D

Cobalt steel

Question 350 1 Marks

Which is a kind of surface hardening process?

A

Cementide

B

Ferrite

C

Nitriding

D

Tempering

Question 351 1 Marks

What is the current Flow in the bulb?
 
P = 550 watts
 
R = 22 Ohms
 
I = ______Amps

A

2 Amps

B

3 Amps

C

4 Amps

D

5 Amps

Question 352 1 Marks

What is the decimal fraction of conversion of 18.5%?

A

0.185

B

0.175

C

0.165

D

0.195

Question 353 1 Marks

What is the area of an ellipse if the major and minor axes are 5 cm and 3 cm respectively?

A

27 cm2

B

37 cm2

C

47 cm2

D

57 cm2

Question 354 1 Marks

What is the total construction cost of a house construction area of 3000 sq.ft. (cost of construction Rs.2000/- per sq.ft including material and labour)?

A

Rs.30,000,000

B

Rs.60,00,000

C

Rs.6,00,000

D

Rs.6,000,000

Question 355 1 Marks

What is the filament resistance if a 6 volt bulb draws a current of 0.5 Amps?

A

12 W

B

10 W

C

3 W

D

1.2 W

Question 356 1 Marks

Convert 0.456 decimal fraction into percentage?

A

0.456

B

0.0456

C

45.6

D

0.000456

Question 357 1 Marks

What is the velocity ratio of a simple machine of a mass 120 kg is lifted to a height of 5 metres by a force of 60 kg moving 15 metre. Calculate velocity ratio?

A

1

B

2

C

3

D

4

Question 358 1 Marks

What is the youngs modulus if a wire of 2m long, 0.8 mm2 in cross section increases its length by 1.6 mm on suspension of 8 kg weight from it?

A

1.25 kg/mm2

B

12.5 kg /mm2

C

125 kg/mm2

D

12500 kg/mm2

Question 359 1 Marks

What is the value of (a5)7?

A

a35

B

a12

C

a21

D

a22

Question 360 1 Marks

What is the total surface area of a cylinder having radius 2 metres and height 5 metres?

A

86 sq.metre

B

88 sq.metre

C

90 sq.metre

D

92 sq.metre

Question 361 1 Marks

What are the various types of heat treatment processes?

A

Annealing, Normalising, Hardening and Tempering

B

Normalising, Heating, Cooling and Painting

C

Hardening, Soaking, Painting and Packing

D

Tempering, Cooling, Packing and Solling

Question 362 1 Marks

What is the process of heat treatment?

A

The process of heating and cooling to change the structure and properties

B

The process of heating to change the dimensions

C

The process of cooling to measure the dimensions

D

The process of heating and bending as per our requirement

Question 363 1 Marks

How many days a mechanic takes to assemble 64 machines if he assembles 8 machines in 3 days?

A

20 days

B

22 days

C

24 days

D

26 days

Question 364 1 Marks

What is the tensile strain if a force of 3.2 KN is applied to a bar of original length 2800 mm extends the bar by 0.5 mm?

A

0.0001786

B

0.0001687

C

0.0001867

D

0.0001968

Question 365 1 Marks

What is the value of 14x+3y+25x+2y?

A

17x + 27y

B

16x + 28y

C

39x + 5y

D

44xy

Question 366 1 Marks

Which state of equilibrium's example is, A cone resting on its base?

A

Un-stable

B

Neutral

C

Stable

D

Bothe A and B

Question 367 1 Marks

How many degrees is equal to one radian?

A

(Pi)/(360)

B

(360)/(Pi)

C

(Pi)/(180)

D

(180)/(Pi)

Question 368 1 Marks

Which one of the following geometrical shapes centre of gravity lies from its base is 1/3 of its height?

A

Square

B

Rhombus

C

Triangle

D

Cone

Question 369 1 Marks

How the years is denoted in simple interest calculations?

A

P

B

I

C

n

D

r

Question 370 1 Marks

What is the interest earned, if the principal is for Rs.12500/- maturity becomes to a amount of Rs.17500/-?

A

Rs.30000

B

Rs.25000

C

Rs.5000

D

Rs.5500

Question 371 1 Marks

What is term called for 3 x linear expansion?

A

Co-efficient of friction

B

Co-efficient of linear expansion

C

Co-efficient of superficial expansion

D

Co-efficient of cubical expansion

Question 372 1 Marks

What is the area of the circle if the radius is 10 cm?

A

314 cm2

B

31.4 cm2

C

30.4 cm2

D

3.14 cm2

Question 373 1 Marks

What is the square root of 0.017?

A

0.001

B

0.13

C

0.00001

D

0.000001

Question 374 1 Marks

Which law states about electromagnetic induction?

A

Ohm's law

B

Hooke's law

C

Lenz's law

D

Faraday's law

Question 375 1 Marks

Which IE rules are to be verified on completion of wiring on any new installation?

A

IE Rules, 1956

B

IE Rules, 1960

C

IE Rules, 1961

D

IE Rules, 1967

Question 376 1 Marks

How much load is lifted if an effort of 25 kg is applied to a simple machine having velocity ratio of 4 and efficiency 75%?

A

65 kg

B

70 kg

C

75 kg

D

80 kg

Question 377 1 Marks

What is the boiling point of aluminium?

A

1897 Degree C

B

2519 Degree C

C

2469 Degree C

D

660 Degree C

Question 378 1 Marks

What is the value of a x a2 x a3 x a4?

A

a7

B

a8

C

a9

D

a10

Question 379 1 Marks

What is volume of the cylinder whose radius is 7 cm and height 12 cm?

A

1842 c.c

B

1844 c.c

C

1846 c.c

D

1847 c.c

Question 380 1 Marks

What is the voltage of the immersion heater?
 P = 500 watts
 
I = 2.27 Amps
 
V = ______Volts

A

200.3 volts

B

210.3 volts

C

220.3 volts

D

230.3 volts

Question 381 1 Marks

Which one is non-metal?

A

Mercury

B

Graphite

C

Brass

D

Iron

Question 382 1 Marks

What is the formula for am x an?

A

am+n

B

am-n

C

amn

D

n.am

Question 383 1 Marks

Which is example for third order lever?

A

Common balance

B

Forceps

C

A pair of scissors

D

Lime squeezer

Question 384 1 Marks

How much work done in one hour, if a pump can raise 100 liters of water through a height of 200 meters in one minutes?

A

12 x 104 kg meter

B

12 x 105 kg meter

C

12 x 106 kg meter

D

12 x 107 kg meter

Question 385 1 Marks

What is the selling price, if the profit is 5% for a computer table bought at Rs.1150/- with Rs.50/- as a transport charge?

A

1160

B

1620

C

1060

D

1260

Question 386 1 Marks

What is the diameter of the circle, if the circumference is 31.4 cm?

A

5 cm

B

10 cm

C

8 cm

D

8.5 cm

Question 387 1 Marks

Which is equal to sin θ?

A

Opposite Side/Hypotenuse

B

Hypotenuse/Opposite side

C

Adjacent Side/Hypotenuse

D

Hypotenuse/Adjacent side

Question 388 1 Marks

Which is the example for statically induced emf?

A

Generator

B

Motor

C

Transformer

D

Refrigerator

Question 389 1 Marks

What is called if a body posses both magnitude and direction of velocity?

A

Speed

B

Velocity

C

Vector quantity

D

Scalar quantity

Question 390 1 Marks

Convert 52% into fraction?

A

(9/25)

B

(11/25)

C

(13/25)

D

(17/25)

Question 391 1 Marks

What is the flow of electrons in any conductor?

A

Voltage

B

Current

C

Resistance

D

Power

Question 392 1 Marks

What is the value of x if (x + 2) / 2 = 19?

A

38

B

33

C

35

D

36

Question 393 1 Marks

What is the improper fraction for the given mixed fraction ? 7 x (3/7)

A

(52/7)

B

"7/52"

C

"28/7"

D

"7/28"

Question 394 1 Marks

Which authority publishes schedule of rates?

A

Individual

B

Corporate

C

Partnership firm

D

Government department

Question 395 1 Marks

Which is the unit of current?

A

Ampere

B

Volt

C

Ohm

D

Watt

Question 396 1 Marks

Which law states that within elastic limit stress is directly proportional to strain?

A

Newtons law

B

Hooks law

C

Joules law

D

Charles law

Question 397 1 Marks

Which specification is other than general specification?

A

Brief specification

B

Bulk specification

C

Detailed specification

D

Main specification

Question 398 1 Marks

What is the diameter of the circle, if the area of the circle is 78.5cm2?

A

5 cm

B

10 cm

C

15 cm

D

5.5 cm

Question 399 1 Marks

What is the value of tan θ if sin θ = 4/5 ?

A

(4/5)

B

(5/3)

C

(3/4)

D

(4/3)

Question 400 1 Marks

How much is 8% of 40 kg?

A

2.2 kg

B

3.2 kg

C

4.2 kg

D

5.2 kg

Question 401 1 Marks

What is the selling price if the cost price is Rs.7282/- with a profit of Rs.208?

A

Rs.7074

B

Rs.7698

C

Rs.7290

D

Rs.7490

Question 402 1 Marks

What percentage of 80 is 20?

A

0.8

B

0.4

C

0.25

D

0.2

Question 403 1 Marks

What is the name of furnace to obtained cast iron?

A

Cupola

B

Mild steel - Blast furnace

C

Steel - Rever battery

D

Alloy metal - Electric furnace

Question 404 1 Marks

What is the term used for the method of calculating various quantities and expenditure on a particular job or process?

A

Estimation

B

Drawing

C

Specification

D

Plan

Question 405 1 Marks

What is the ratio between the change in dimension to its original dimension of the substance?

A

Stress

B

Strain

C

Poisson's ratio

D

Factor of safety

Question 406 1 Marks

Which rubber is used as insulator for power cables and control wires?

A

Butyl

B

Hypalone

C

Silicon

D

Nitrite butadiene

Question 407 1 Marks

Which symbol is used to express change in length?

A

L

B

delta l

C

I

D

e

Question 408 1 Marks

What is the block weighs (W) in kg, if volume (V) is 320 cm3 and density 8.9 g/cm3?

A

2.948 kg

B

2.848 kg

C

2.648 kg

D

2.448

Question 409 1 Marks

Which steel is used for making files and cold chisel?

A

Low carbon steel

B

Midium carbon steel

C

High carbon steel

D

Stainless steel

Question 410 1 Marks

What is the value of x, if x*(120) = 960?

A

6

B

7

C

8

D

10

Question 411 1 Marks

How the profit / gain is expressed?

A

Rs.

B

$

C

%

D

*

Question 412 1 Marks

What is the value of x3+3y2x2 if x=3, y=2?

A

135

B

81

C

54

D

63

Question 413 1 Marks

Which is the unit electrical power?

A

Volts

B

Ohms

C

Watts

D

Ampere

What is the expanded form of S.P?

What is the unit of speed?

What is the melting point of mercury?

What is called mass per unit volume of a substances?

What is the volume of sphere of radius 7 cm?

What is the area of a circle of diameter 50 cm?

What is the rated power if an adjustable resistor bears the following label 1.5 k ohms/ 0.08A?

What is the centre of gravity of a solid hemisphere from its base?

What are the three consecutive numbers if there sum is 42?

Which among the following is an insulator?

What is the ratio between lateral strain and longitudinal strain?

What is the specific heat of the material if we require 510 calories to raise the temperature of 170 gm of material from 50 Degree C to 80 Degree C?

What is the safe stress if the ultimate stress of a material is 35 kg/mm<sup>2</sup> and factor of safety is 5?

Which refers the temperature?

What is a total cost?

What is the percentage of copper if the casting weight of copper 42.3 kg and tin weight 2.7 kg?

Simplify: (17.49x5.2)/(6.5)

What is the formula for total surface area of a cylinder?

What is the cost price if the product is sold at Rs. 572 with a profit of Rs. 72?

What is the resistance? <br> I = 11.5 Amps <br> V = 380 Volts <br> R = _______Ohms

What is equal to cos θ?

What is velocity of a body travels a distance of 168 metres in a line in 21 seconds?

Divide (20/31)/(15/62)

What is the definition of ratio?

Which insulating material is used for making switches?

What is the volume (V) of mercury in cm3, if mass (m) of mercury is 1 kg and density (r) is 13.6 g/cm<sup>3</sup>?

What is the diagonal of a square plate whose side is 28 cm?

What is the use of engineering drawing?

How much heat is absorbed by a copper ingot weighing 400 Kg is heated from 40 Degree C to 72 Degree C for the purpose of forging? (sp.heat of copper is 0.09)

Which is the suitable nitriding process for all alloyed and unalloyed steels?

Which order lever is claw hammer?

What is the centre of gravity of a right circular cone from its base?

What is the multiplication value of 5a<sup>2</sup>b x 8a<sup>5</sup>b<sup>3</sup>?

What is the height of the building if a ladder at 45 Degree touches the building placed 16 m from the base of the building?

What is the unit for velocity?

How much voltage will be required to illuminate a 40 watts fluorescent lamp draws a current of 0.10 amperes?

What is the quantity of heat required to raise the temperature of 1 gram of water through 1 Degree Centigrade is called?

Which is example for second order lever?

Which kind of heat transmission takes places by up-ward flow?

What is the matured amount for the deposit of Rs.5000/- and the simple interest earned for Rs.500/-?

What is the value of (6<sup>3</sup>) / ((-3)<sup>3</sup>) ?

How much strain is developed in an iron rod of 1 metre length gets elongated by 1 cm, if a force of 100 kg is applied at one end?

What is the centre of gravity of a semi circle of diameter 12 cm?

What is the weight force of a car has a mass of 800 kg?(Take g = 9.81m/sec)

What is the formula for (a-b)<sup>2</sup>?

What is the work done in unit time?

What is the work done, if a force of 250 newtons acted upon a body and the body has been moved through a distance of 15 metres?

Which is mineral insulator

Which heat treatment process is done to refine the grain structure of the steel?

Which instrument is used to measure heat?

What is the maximum percentage of stretch of its original length is allowable for elastic materials?

What is the centre of gravity of a sphere?

Convert - 273 Degree C (Centigrade) into kelvin scale?

What is the name called biggest chord of the circle?

What does EMF stands for?

What is the density of aluminium?

What is the other name of low carbon steel?

What is the value for specific heat of water

What is called for the materials that restricts heat flow by radiation, conduction and convection?

What will be the rpm of smaller gear if a 180 mm dia meshes with 60 mm dia gear and the bigger gear makes 60 rpm?

Which standard schedule of rates to be considered for estimation?

What is the principal amount deposited, if the maturity proceeds to an amount of Rs.25000/- and interest earned Rs.6000/-?

What is the formula for acceleration?

Which affects the centre of gravity of the object?

What is the centre of gravity of a solid hemisphere from its base?

Where the centre of gravity of a circle lies?

What is the change in length per unit original length per degree rise in temperature is called?

What are the two classifications of system of units?

Which is the unit of resistance?

Which state of equilibrium's example is, A cone resting on its base?

What is the maturity amount if Rs.20000 is deposited at 5% compound interest per annum for 2 years?

What is the compounded amount, if the principal of Rs.30000/- and interest earned at 7% per annum is Rs.4347?

What is the length of arc of a sector whose radius is 3.6 cm and angle is 36 Degree?

Which law states that at constant termperature the current passing through a closed circuit is directly proportional to the potential difference and inversely proportional to the resistance?

What is known for the temperature at which any solid melts into liquid?

What is the area of an equilateral triangle of side 450 mm?

What is an over estimate?

Which one of the following properties is the mechanical properties of metal?

What is the value of a<sup>2</sup>+b<sup>2</sup> if a+b=9 and ab = 20?

What is the resistance?
<br>
I = 11.5 Amps
<br>
V = 380 Volts
<br>
R = _______Ohms

What is the power required?
<br>
I = 0.455 Amps
<br>
R = 484 Ohms
<br>
P = _____Watts