Question

A 100 kg man jumps into a swimming pool from a height of 5m. It takes 0.4 s for the water pool to reduce his velocity to zero, then
A) striking velocity (u) = 10 m/s
B) striking velocity (0) = 100 m/s
c) force (F) 250 N
D)force (F) = 2500 N​

Answer 1

Answer:

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Answer 2

Answer:

Force 2500

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