a stone of mass 2 kg is dropped from 10 m to 4 m above the ground , then what is the final potential energy of the stone
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Answer:
120 watt
Explanation:
m = 2 kg
g = 10 m/s²
h = 10 - 4
= 6 m
U = mgh
= 2 × 10 × 6
= 120 watt
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