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A bullet of mass 0.0016 kg moving at 499 m/s impacts a large fixed block...

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Question

Physics

A bullet of mass 0.0016 kg moving at 499 m/s impacts a large fixed block of wood andtravels 6.7 cm before comingto rest. Assuming that thedeceleration of the bullet isconstant, find the force exerted by the wood on the bullet.

Answer in units of kN

A 4.1 kg bucket of water is raised from a well by a rope. Theacceleration of gravity is 9.81 m/s^2 .
If the upward acceleration of the bucket is 2.1 m/s2 , find theforce exerted by the rope on the bucket of water.
Answer in units of N

Answer & Explanation Solved by verified expert
4.0 Ratings (747 Votes)
1 Vf2 Vi2 2ad 0 499 ms2 2 2 a 067 m a 1858 E6 ms2 negative just says its decreasing in acceleration Ef ma Ef 0016 kg x 1858E6 ms2 Ef 29728E3 kg m s 29728E3    See Answer
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