An abject of mass 40 kg is raised to a heights of 5m above the ground what is it's potential energy? It the object is allowed to fall find it's kinetic energy when it is half-way down...
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Answer:
potential energy = mgh
m = 40 kg , g = 9.8 m/s^2 , h = 5 m
pe = 40 × 9.8 × 5 = 1960 J
Explanation:
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