a. How much work is required to lift a 35 kg object from the ground 3.0 m into the air? b. How much gravitational potential energy did this object gain?
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Answer:
1050 joules (for both)
Explanation:
taking g=10m/s,
work done = F x distance
= mgh=35x10x3=1050
gravitational potential energy will also be the same as it has same formula
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