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Engineering
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1. | A boy carrying a box on his head is walking on a level load from one place to another on a straight road is doing no work. The statement is? | |
A. | Correct | |
B. | Incorrect | |
C. | Partly correct | |
D. | Insufficient data | |
Answer: Option A | |
Explanation: | |
The body applies force on the load in the upward direction. The displacement of the load is in the horizontal direction. |
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