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WBJEE 2024 Physics & Chemistry Paper

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Question : 63

Total: 80

A small ball of mass m is suspended from the ceiling of a floor by a string of length L . The ball moves along a horizontal circle with constant angular velocity ω, as shown in the figure. The torque about the centre ( 0 ) of the horizontal circle is

mgL‌s‌i‌n‌θ
mgL
0
mgL‌cos‌θ

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