1.

Moment of inertia of a circular wire of mass M and radius R about its diameter is :

Answer»

`MR^(2)//2`
`MR^(2)`
`2MR^(2)`
`MR^(2)//4`

Solution :By theorem of `_|_r` AXES
M.I. of a ring about ONE of diameter = `(MR^(2))/(2)`


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