Quiz Questions

Question 1 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 2 1 Marks

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

A

13.69

B

13.79

C

13.89

D

13.99

Question 3 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 4 1 Marks

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

A

4

B

6

C

8

D

10

Question 5 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 6 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 7 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 8 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 9 1 Marks

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

A

(3/10)

B

(9/10)

C

(12/10)

D

(13/10)

Question 10 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 11 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 12 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 13 1 Marks

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

A

Density

B

Volume

C

Mass

D

Specific gravity

Question 14 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 15 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 16 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 17 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 18 1 Marks

What is called mass per unit volume of a substances?

A

Mass

B

Weight

C

Density

D

Volume

Question 19 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 20 1 Marks

What is the unit of speed?

A

Metre/second

B

Metre/second2

C

Metre/minute

D

Metre/hour

Question 21 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 22 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 23 1 Marks

Which is brittle metal?

A

Cast iron

B

Steel

C

Mild steel

D

Alloy steel

Question 24 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 25 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 26 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 27 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 28 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 29 1 Marks

Which is mineral insulator

A

Glass

B

Quartz

C

Mica

D

Porcelain

Question 30 1 Marks

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

A

2(4/3)

B

2(1/3)

C

2(3/2)

D

2(2/3)

Question 31 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 32 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 33 1 Marks

What is the unit of intensity of magnetic field?

A

wb/m

B

m/wb

C

Hertz

D

Coloumb

Question 34 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 35 1 Marks

What is the HCF of 18, 42, 24?

A

2

B

6

C

18

D

24

Question 36 1 Marks

What is the ratio of power output to power input?

A

Work

B

Energy

C

Efficiency

D

Acceleration

Question 37 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 38 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 39 1 Marks

Which machine converts mechanical energy into electrical energy?

A

Battery

B

Generator

C

Heater

D

Iron box

Question 40 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 41 1 Marks

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

A

Conductivity

B

Malleability

C

Fusibility

D

Tenacity

Question 42 1 Marks

How many newtons for 1 kilogram?

A

981 Newtons

B

98.1 Newtons

C

9.81 Newtons

D

0.981 Newtons

Question 43 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 44 1 Marks

Which insulator is used in over head lines?

A

Mica

B

Rubber

C

P.V.C

D

Porcelain

Question 45 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 46 1 Marks

What is the square root of 0.017?

A

0.001

B

0.13

C

0.00001

D

0.000001

Question 47 1 Marks

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

A

Butyl

B

Hypalone

C

Silicon

D

Nitrite butadiene

Question 48 1 Marks

Which one is non-metal?

A

Mercury

B

Graphite

C

Brass

D

Iron

Question 49 1 Marks

Which is the unit of resistance?

A

Ampere

B

Volt

C

Ohm

D

Watt

Question 50 1 Marks

What is the decimal fraction of conversion of 18.5%?

A

0.185

B

0.175

C

0.165

D

0.195

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

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

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

What is the x value for x<sup>2</sup> + 62 = 126?

How many watts for 1 horse power in metric system?

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

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

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

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

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

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

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

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

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

What is the carbon percentage in high carbon steel?

How many millimetres are there in 1 inch?

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

What is called mass per unit volume of a substances?

What is the side of a square whose area is 625 mm<sup>2</sup>?

What is the unit of speed?

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?

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

Which is brittle metal?

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

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

What is the formula for potential energy?

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

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

Which is mineral insulator

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

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

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

What is the unit of intensity of magnetic field?

What is the mass in gram, if a force of 15 dyres acting on a mass m producing an acceleration of 2.5 cm/sec<sup>2</sup>?

What is the HCF of 18, 42, 24?

What is the ratio of power output to power input?

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

Wha is the mass if the density of a body is 7.6 g/cm<sup>3</sup> and its volume is 25 cm<sup>3</sup>?

Which machine converts mechanical energy into electrical energy?

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

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

How many newtons for 1 kilogram?

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

Which insulator is used in over head lines?

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

What is the square root of 0.017?

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

Which one is non-metal?

Which is the unit of resistance?

What is the decimal fraction of conversion of 18.5%?

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