Question
Question: In what will be the moment of inertia of the disc about y–axis?...
In what will be the moment of inertia of the disc about y–axis?
A
21MR2
B
41MR2
C
21M (R2 + 2a2 )
D
41M (R2 + 4a2)
Answer
41M (R2 + 4a2)
Explanation
Solution
Iy = ma2 + 4mR2= 4m [R2 + 4a2]`