1.

A 10 kg ball attached at the end of a rigid massless rod of length 1 m rotates at a constant speed in a horizontal circle of radius 0.5 m and with a period of 1.57 s, as shown in the figure. The force exerted by the rod on the ball is (g=10 ms−2)

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A 10 kg ball attached at the end of a rigid massless rod of length 1 m rotates at a constant speed in a horizontal circle of radius 0.5 m and with a period of 1.57 s, as shown in the figure. The force exerted by the rod on the ball is (g=10 ms2)






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