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18. Three rings each of mass M and radius R are arranged as shown in the figure. The moment of inertia of the system about YY’ will be

Three rings each of mass M and radius R are arranged as shown in the figure. The moment of inertia of the system about YY’ will be

(a)   3 MR2

(b)   3/2 MR2

(c)   5 MR2

(d) 7/2 MR2

Ans. d

(15)

5/5 - (1 vote)

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