Two particles of masses 2 kg and 3 kg are separated by 5 m. Then moment of inertia of the system about an axis passing through the centre of mass of the system and perpendicular to the line joining them is
A. `10 kg m^(2)`
B. `20 kg m^(2)`
C. `30 kg m^(2)`
D. `40 kg m^(2)`

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1 Answers

Correct Answer - C
`r_(2)=((m_(1))/(m_(1)+m_(2)))r=(6)/(5)xx25=30 kg. m^(2)`.

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