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in Physics by (79.4k points)

Three objects, A : (a solid sphere), B : (a thin circular disk) and C : (a circular ring). each have the same mass M and radius R. They all spin with the same angular speed ω about their own symmetry axes. The amounts of work(W) required to bring them to rest, would satisfy the relation

(a) Wc > WB >WA

(b) WB > WA > WC

(c) WA > WC > WB

(d) WA > WC > WB

1 Answer

+1 vote
by (76.4k points)
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Best answer

Correct option (a) Wc > WB >WA

Explanation

Work done required to bring a object to rest ΔW = Δ KE

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