Q3. The moment of inertia of a solid sphere of radius R about its diameter is the same as that of a disc of radius 2R about its diameter. The ratio of their masses is:Physics — Circular Motion and Momentum — Question 3 of 121A. 4:5B. 5:8C. 4:1D. 2:1Practice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →