Is it possible that an object is in the state of accelerated motion due to external force acting on it, but no work is being done by the force ? Explain it with an example.
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Yes, it is possible. Because force is always acting perpendicular to the direction of displacement. A body in uniform circular motion is an example of accelerated motion. Consider the motion of the Earth around the Sun. Thus, the work done can be zero for an accelerated body.
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