Kelvi

Three identical spherical shells, each of mass m m and radius r r are placed as shown in the figure. Consider an axis XX′ XX^{\prime} which is touching to two shells and passing through the diameter of the third shell. The moment of inertia of the system consisting of these three spherical shells aboutXX′ XX^{\prime} axis is

hard
System of Particles and Rotational Motion
2015
physics
1. 

3mr23 m r^2

2. 

165mr2\frac{16}{5} m r^2

3. 

4mr24 m r^2

4. 

115mr2\frac{11}{5} m r^2

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