The body of mass m hangs at one end of a string of length l, the other end of which

The body of mass m hangs at one end of a string of length l, the other end of which is fixed.It is given at horizontal velocity, so that the string would just reach where it makes an angle 60°with the vertical.The tension in the string at bottom most point position is

Options

(a) 2 mg
(b) mg
(c) 3 mg
(d) √3 mg

Correct Answer:

2 mg

Explanation:

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