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  4. 5-11 Two identical semicircular discs of mass ' m ' each and radius ' R ' are placed in the X Y (horizontal) plane and the Y Z (vertical) plane, respectively. They are so placed that they have their common diameter along the Y-axis. Then, the moment of inertia (In) of the system about the appropriate axis is given by (In. refers to moment of inertia about axis n-where n is X, Y, Z )

Q. 5-11 Two identical semicircular discs of mass ' ' each and radius ' ' are placed in the (horizontal) plane and the (vertical) plane, respectively. They are so placed that they have their common diameter along the -axis. Then, the moment of inertia of the system about the appropriate axis is given by refers to moment of inertia about axis -where is )

System of Particles and Rotational Motion Report Error

Solution:


From figure we have

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