EASY
8th ICSE
IMPORTANT
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In which of the following situations, no work is said to be done?

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Important Questions on Energy

EASY
8th ICSE
IMPORTANT
Living Science Physics 8>Chapter 4 - Energy>Exercises>Q A
No work is said to be done if the angle between the directions of force and displacement is
EASY
8th ICSE
IMPORTANT
Living Science Physics 8>Chapter 4 - Energy>Exercises>Q A
If the force applied on a body decreases, then the work done on it will
EASY
8th ICSE
IMPORTANT
Living Science Physics 8>Chapter 4 - Energy>Exercises>Q A
When a ball is thrown vertically upwards, the gravitational potential energy of the ball
EASY
8th ICSE
IMPORTANT
Living Science Physics 8>Chapter 4 - Energy>Exercises>Q A
Which form of energy is possessed by a stretched spring?
EASY
8th ICSE
IMPORTANT
Living Science Physics 8>Chapter 4 - Energy>Exercises>Q A
Which of the following is an example of stored energy?
EASY
8th ICSE
IMPORTANT
Living Science Physics 8>Chapter 4 - Energy>Exercises>Q A
If the velocity of an object increases, then its kinetic energy
EASY
8th ICSE
IMPORTANT
Living Science Physics 8>Chapter 4 - Energy>Exercises>Q A
What is the SI unit of power?
EASY
8th ICSE
IMPORTANT
Living Science Physics 8>Chapter 4 - Energy>Exercises>Q B
The energy possessed by a moving train is in the form of _____ (potential energy/kinetic energy).