How much work is done in raising a stone of mass 5kg to a height of 5m? (g=10m/s2) (Step by step process)
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Explanation:
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Explanation:
Loss of weight in water = weight in air/ specific gravity
= 5/3
Weight of stone in water = 5 - 5/3
= 10/3
Force = 10/3 × 9.8
= 98/3
Work done = 4 × 98/3
= 130.7 J ( approximately)
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