If 20 N of force is applied on a body and the body is displaced by 2 mm, then work done on the body is a) 0.45 N b) 0.4 J c) 0.004 N d) 0.04 J
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Answer:
work done is equal to force ×displacement
0.002 ×20 =0.04
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Answer:
(d) 0.04 J
Explanation:
work = force ×displacement
20×2×10^-3=0.04 J
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