Q. Moment of inertia of a hollow cylinder of mass M and radius r about its own axis is

2272 212 KEAMKEAM 2011System of Particles and Rotational Motion Report Error

A

$\frac{2}{3} M r^{2}$

9%

B

$\frac{2}{5} M r^{2}$

12%

C

$\frac{1}{3} M r^{2}$

19%

D

$\frac{1}{2} M r^{2}$

22%

E

$M r^{2}$

22%

Solution:

Correct answer is (e) $M r^{2}$