Question
Physics Question on System of Particles & Rotational Motion
A thin circular disk is in the xy plane as shown in the figure. The ratio of its moment of inertia about z and z′ axes will be :
A
1:03
B
1:04
C
1:05
D
1:02
Answer
1:03
Explanation
Solution
The moment of inertia of a disc about central axis is
