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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A block is tied to one end of a light string of length 1 whose other end is fixed to a rigid support. The block is given a speed of sqrt(7gl/2) from the lowermost position. Find the height and speed at which the block leaves the circle. Also find the maximum height to which it rises finally.

A block is tied to one end of a light string of length 1 whose other end is fixed to a rigid support. The block is given a speed of sqrt(7gl/2) from the lowermost position. Find the height and speed at which the block leaves the circle. Also find the maximum height to which it rises finally.

In the given system it will swing down the dotted arc. a. How fast will it reach the lowest point in its swing? A nail is located at a distance d below the point of suspension. when the ball of mass m is released