Discussion :: Physics
- It is easier to roll a stone up a sloping road than to lift it vertical upwards because
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A.
Work done in rolling is more than in lifting. |
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B.
Work done in lifting the stone is equal to rolling it. |
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C.
Work done in both is same but the rate of doing work is less in rolling. |
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D.
Work done in rolling a stone is less than in lifting it. |
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Answer : Option D
Explanation :
It is easier to roll a stone up a sloping road than to lift it vertical upwards because work done in rolling a stone is less than in lifting it.
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