Question

The moment of inertia of a semicircular ring about its centre is :

• A. $M{R}^2$
• B. $\frac{M{R}^2}{2}$
• C. $\frac{M{R}^2}{4}$
• D. none of these

Answer 1

Answer: (A)

Moment of inertia of a semicircular ring about its centre is $I=M{R}^2$