Question

(c) If the speed of a diver on entering water decreases by
half, by how much will his kinetic energy de rease?

Answer 1

Answer:

1/2 of 1/2mv²

Explanation:

the kinetic energy = 1/2mv²

A.T.Q

the kinetic energy decreases by half

to therefore answer will be

mv²

Answer 2

Explanation:

½mv²

½m(v/2)²

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