how much work Is done in raising a stone of mass 5 kg to a height of 5 m ?
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how much work Is done in raising a stone of mass 5 kg to a height of 5 m ?
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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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130.7 J is your answer. ..
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and you brainly Nisha001 plz don't delete my answer okk..