A sphere is suspended by a thread of length l . What minimum horizontal velocity has to be imparted the ball for it to reach the height of the suspension?

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Explanation:

Let the initial velocity given to the sphere be . At the height of suspension i.e point , its velocity becomes zero i.e v=0

Work-energy theorem: Wallforces = △K . E

A sphere is suspended by a thread of length l . What minimum horizontal velocity has to be imparted the ball for it to reach the height of the suspension?

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