A body of mass 1000kg is released from a height of 10m above the ground. Determine its kinetic energy just before it strikes the ground. [g = 10ms‾²]

A. 10J
B. 10³J
C. 10^4J
D. 10^5J

Correct Answer: Option D

Explanation

Ke = mgh

Ke = Pe

½MV² = mgh

Ke = 1000 x 10 x 10

Ke = 100000J

Ke = 105J

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