Question

A potter’s wheel with rotational inertia 24 kg m2 is spinning freely with no friction at 50 rpm. A piece of clay is dropped from above the wheel and sticks 0.5 m from the center of the wheel. Afterward, the rotational speed of the wheel and clay has dropped to 48 rpm. The mass of the piece of clay is closest to

A) 2 kg B) 4 kg C) 100 kg D) 190 kg

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