7. When a body moves in a circular path, how much
work is done by the body ? Give reason.
27
Answers
Answered by
7
Answer:
Explanation:
This is because, when a body moves in a circular path, then the centripetal force acts along the radius of the circle, and it is at right angles to the motion of the body. Thus, the work done in the case of moon moving round the earth is also zero.
Answered by
2
Answer:
Zero
Explanation:
Work done=force×displacement .But in circular path an object displacement is zero.Also it acts centripetal force .
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