Sun March 06, 2011 By: Anandakrishnan .

how much work is done on a body of mass 1kg whirling on a circular path of radius 5m?pls tell me the ans without triconmetry because i haven't studied that portion?

Expert Reply
Mon March 07, 2011
Dear student,
Zero, in this case acting force is perpendicular to the direction of displacement.
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