Quiz Questions

Question 1 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 2 1 Marks

What is the square root of 0.017?

A

0.001

B

0.13

C

0.00001

D

0.000001

Question 3 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 4 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 5 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 6 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 7 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 8 1 Marks

Which is the example for statically induced emf?

A

Generator

B

Motor

C

Transformer

D

Refrigerator

Question 9 1 Marks

Which is equal to electric power?

A

R2I watts

B

I2R watts

C

RI

D

IRA

Question 10 1 Marks

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

A

Stable

B

Neutral

C

Unstable

D

Horizontal

Question 11 1 Marks

What are fundamental units?

A

Length, Mass, Volume

B

Length, Mass, Time

C

Length, Mass, Area

D

Length, Pressure, Volume

Question 12 1 Marks

What is the value of 5x4 / 5x3 ?

A

5x

B

5x2

C

x

D

5x4/3

Question 13 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 14 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 15 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 16 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 17 1 Marks

What is the value for specific heat of water

A

4

B

3

C

2

D

1

Question 18 1 Marks

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

A

Elasticity

B

Plasticity

C

Ductility

D

Brittleness

Question 19 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 20 1 Marks

Which is example for second order lever?

A

Common balance

B

A pair of scissors

C

Bottle opener

D

Human forearm

Question 21 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 22 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 23 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 24 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 25 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 26 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 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 denotes letter M in MKS system?

A

Mile

B

Meter

C

Millimeter

D

Micron

Question 29 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 30 1 Marks

Which one is a poor heat insulator?

A

Glass

B

Cork

C

Rubber

D

Saw dust

Question 31 1 Marks

Which affects the centre of gravity of the object

A

Weight

B

Mass

C

Density

D

Shape

Question 32 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 33 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 34 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 35 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 36 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 37 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 38 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 39 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 40 1 Marks

What is the term, if an article is purchased?

A

Selling price

B

Cost price

C

Margin price

D

Discount price

Question 41 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 42 1 Marks

What is the value of (a5)7?

A

a35

B

a12

C

a21

D

a22

Question 43 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 44 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 45 1 Marks

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

A

13.69

B

13.79

C

13.89

D

13.99

Question 46 1 Marks

How the profit / gain is expressed?

A

Rs.

B

$

C

%

D

*

Question 47 1 Marks

Which is thermosetting plastic?

A

Vinyl polymers

B

Polystyrenes

C

Celluloid

D

Melamine resins

Question 48 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 49 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 50 1 Marks

How the years is denoted in simple interest calculations?

A

P

B

I

C

n

D

r