The moment of inertia of a uniform rod of length `2l` and mass `m` about an axis `xy` passing through its centre and inclined at an angle `alpha` is

Options

A. `(ml^(2))/3 sin^(2) alpha`
B. `(ml^(2))/12 sin^(2) alpha`
C. `(ml^(2))/2 cos^(2)alpha`
D. `(ml^(2))/2 cos^(2) alpha`

Answer

A

Explanation

Take small element and use integration