Physics, asked by priyamacahya2200, 11 months ago

A body of mass 3kg has a momentum of 21 kg meter per second find its kinetic energy

Answers

Answered by mrManiacUV

0

As, Kinetic energy = p^2 ÷ 2×m
Therefore, K = (21 × 21) ÷ 3×3 J
= 441 / 9
= 49 J

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