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
Correct Answer: Option D
Explanation
K.E = P.E = mgh
= 0.5 x 10 x 12 = 60J
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