A mass of 60 kg is moved vertically upwards through a distance
of 4 m. If the gravitational acceleration is 9.8 ms-2, then the work
done against gravity is
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question for you guys like the one
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here the work done by object is P.E
so , P.E = mgh
P.E = 60 × 9.8 × 4
= 2352 (J) joules
work done = 2352 J
PhoenixAnish:
P.E means potential energy
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