Category : Energy

Principle of Conservation of Energy Quiz Questions and Answers

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Questions & Options


1. The capacity for doing work by a body is known as:

57070 Work
57071 Power
57072 Energy
57073 Efficiency

2. The unit of energy:

57074 Joule
57075 Horse -power
57076 Watt
57077 Tesla

3. The energy possessed by the body by virtue of its motion is known as:

57078 Applied energy
57079 Internal energy
57080 External energy
57081 Kinetic energy

4. Which form of energy does the flowing water of a river possess?

57082 Gravitational
57083 Potential
57084 Electrical
57085 Kinetic

5. When a body is whirled in a circle, the work done on it is:

57086 Positive
57087 Negative
57088 Infinite
57089 Zero

6. The energy stored in watch spring is:

57090 Kinetic energy
57091 Potential energy
57092 Heat energy
57093 Mechanical energy

7. No work is said to have been done when an object moves at an angle of_____________with the direction of the force.

57094 Zero degree
57095 90 degree
57096 180 degree
57097 Between 90 degree and 180 degree

8. A ball is projected upward in the air. As it rises its.....

57098 Kinetic energy increases
57099 Acceleration increases
57100 Potential energy increases
57101 Momentum increases

9. The unit of force and length be each increased by four times, then the unit of energy is increased by...

57102 16 times
57103 8 times
57104 4 times
57105 2 times

10. Which of the following is a vector quantity?

57106 Work
57107 Kinetic energy
57108 Force
57109 Potential energy

11. The mass of an object A is double the mass of B. If both move with the same velocity, then the ratio of K. E. of A to B is...

57110 1:2
57111 2:1
57112 1:4
57113 4:1

12. When the force retards the motion of a body, the work done is...

57114 Positive or negative depending upon the magnitude of force and displacement
57115 Zero
57116 Positive
57117 Negative
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