Question
Physics Question on rotational motion
A solid metal cylinder A and a hollow metal cylinder B have same mass but their radii are in the ratio 2: 1. Then the ratio of their respective moments of inertia about their own axis is
A
1:1
B
2:1
C
4:1
D
1:4
E
1:2
Answer
2:1
Explanation
Solution
The correct option is (B) : 2:1