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stone tied to a string of length L is whirled in a vertical circle with the other end of the string at the center.At a certain instant of time,the stone is at its lowest position and has a speed u.The magnitude of the change in its velocity as it reaches a position where the string is horizontal?

Asked by 28th March 2013, 12:06 PM
Answered by Expert
Answered by Expert 28th March 2013, 12:43 PM
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