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  • Two rings have their moment of inertia in the ratio of 2:1 and their diameter are in ratio 1:2.. The ratio of the rings will be:Option: 1 4:1</di

Two rings have their moment of inertia in the ratio of 2:1 and their diameter are in ratio 1:2.. The ratio of the rings will be:

Option: 1

4:1


Option: 2

2:1


Option: 3

1:4


Option: 4

8:1


Answers (1)

best_answer

\frac{I_1}{I_2}=\frac{M_1R_1^2}{M_2R_2^2}

\frac{2}{1}=\frac{M_1}{M_2}\times \frac{1}{4}

\frac{M_1}{M_2}=\frac{8}{1}

Posted by

jitender.kumar

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