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A light rod of length has two masses m1 ...

A light rod of length has two masses `m_1` and `m_2` attached to its two ends.The moment of inertia of the system about an axis perpendicular to the rod and passing through the centre of mass is

A

`(m_1+m_2)I^2`

B

`sqrt(m_1+m+2)I^2`

C

`(m_1m_2)/(m_1+m_2)I^2`

D

`(m_1+m_2)/(m_1+m_2)I^2`

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