Question

The moment of inertia of a uniform circular disc about its diameter is $200gm\times {cm}^2$. Then its moment of inertia about an axis passing through its centre and perpendicular to its circular face is:

• A. $100gm\times {cm}^2$`
• B. $200gm\times {cm}^2$
• C. $400gm\times {cm}^2$
• D. $1000gm\times {cm}^2$

Answer 1

The correct option is C $400gm\times {cm}^2$