A stone of mass 0.5kg is dropped from a height of 12m. Calculate its maximum kinetic energy. [g = 10ms-1]

A.

3.0J

B.

6.0J

C.

30.0J

D.

60.0J

View answer & explanation

Correct answer is D

K.E = P.E = mgh

= 0.5 x 10 x 12 = 60J

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