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Indian Navy 10+2 B.Tech Cadet Work, Energy and Power — practice questions

2 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.

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The gravitational potential energy of a body of mass $m$ raised to a height $h$ above the ground (where $g$ isA cricket ball of mass $0.15$ kg moves at $20$ m/s. Its kinetic energy is: