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Mass of thin long metal rod is 2kg and i...

Mass of thin long metal rod is `2kg` and its moment of inertia about an axis perpendicular to the length of rod and passing through its one end is `0.5 kg m^2`. Its radius of gyration is

A

`20 cm`

B

`40 cm`

C

`50 cm`

D

`1m`

Text Solution

Verified by Experts

The correct Answer is:
C
`I=(mL^(2))/2, :. K=L/(sqrt(3))`
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