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NEET 2021 Physics and Chemistry

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Question : 38

Total: 100

A ball of mass 0.15 kg is dropped from a height 10 m, strikes the ground and rebounds to the same height.
The magnitude of impulse imparted to the ball is (g = 10 m/s‌2) nearly

0 kg m/s
4.2 kg m/s
2.1 kg m/s
1.4 kg m/s

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