Question

Please answer this numerical.

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Answer 1

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Answer 2

Answer:

Potential Energy = mgh

Mass = 500 g

Gravity = 10 m/s²

Height = 2m to 4m => 4m - 2m = 2m

Potential Energy = 500 × 10 × 2 =10000 J

Hence the work done is 10000 J or 100 KJ