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Why in centripetal force , work done is zero? |
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Answer» We know that Work, W = F. S Cos θ. As the centripetal force is perpendicular to the dispalcement = 90 0 ⇒ Cos θ = Cos 90 0 ⇒ Cos θ = 0 ⇒ W = F. S Cos θ = 0 ⇒ W = 0 Because centrifugal force is also acting just opposite to it |
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