Same chapter3 marksDifficulty: Medium
State the principle of conservation of energy and give one example of its application.
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1 markDifficulty: Medium
If the velocity of a body is doubled, its kinetic energy becomes:
- adouble
- bfour times
- chalf
- dunchanged
Original Khojo Papers practice question — not from a past board paper.
Answer
four times
No citable source has been recorded for this record. Treat it as practice material, not as fact.
Explanation
Kinetic energy is ½mv2, which varies as the square of the velocity.
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