Question

3.
A man carrying a bucket of water walks on a horizontal road with uniform velocity. What is the work
done on the bucket.
04 A man is pushing a rigid wall with a force of 100 N. what is work done by him?
05 What is the work done by earth's gravitational force in keeping the moon its orbit (assumed circular)?​

Answer 1

Answer:

yes, when a man is carrying a bucket on a level road with uniform velocity work is not done. This is because work is not done when the force applied is perpendicular to the direction of displacement. when it is so it becomes 0 work done or no work.

Explanation:

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