If we lift a body 7 kg vertically upwards to a height of 10 m, calculate the work done
in lifting the body.
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If we lift a body 7 kg vertically upwards to a height of 10 m, calculate the work done
in lifting the body.
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Answer :
Work done in lifting the body is 686 kJ
Explanation :
To Find,
Solution,
Given that,
As we know that,
Work done = Potential energy
★ Potential energy = m × g × h
Where,
Therefore,
» 7 × 9.8 × 10
» 68.6 × 10
» 686
∴ Potential energy or Work done in lifting the body is 686 kJ
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