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A ball of mass 0.5kg is attached to the end of a string having length 0.5m. The ball is rotated on a horizontal circular path about vertical axis. The maximum tension that the string can bear is 324N. The maximum possible value of angular velocity of ball in (rad/s)

a
9
b
18
c
27
d
36

detailed solution

Correct option is D

Tsin⁡θ=mrω2;r=lsin⁡θ

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A pendulum of length / = l m is released from θ0 = 600. The rate of change of speed of the bob at θ = 300 is (g = 10 m/s2)


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