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Physics - Section 1 :: Discussion
| 2. | It is easier to roll a stone up a sloping road than to lift it vertical upwards because | |
| A. | work done in rolling is more than in lifting | |
| B. | work done in lifting the stone is equal to rolling it | |
| C. | work done in both is same but the rate of doing work is less in rolling | |
| D. | work done in rolling a stone is less than in lifting it | |
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