An object of mass 40 kg is raised to a height of 5 m above the ground. What is its potential energy? If the object is allowed to fall, find its kinetic energy when it is half-way down.
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Answered by
8
pe=mgh
m=40kg
h=5m
g=10m/s
40x10x5
2000J IS THE ANSWER.
HOPE IT HELPS YOU.
Answered by
2
Potential energy =mgh
40*10*5
=200
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