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a circular disc of radius R/2 is cut from a uniform circular disc of radius R 9horizontal diameters are same for both the discs).if the mass of the remaining part is M ,the moment of ineryia of remaining part about an axis passing through the centre of mass of remaining part and perpendicular to the plane is

a circular disc of radius R/2 is cut from a uniform circular disc of radius R 9horizontal diameters are same for both the discs).if the mass of the remaining part is M ,the moment of ineryia of remaining part about an axis passing through the centre of mass of remaining part and perpendicular to the plane is

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1 Answers

Prajwal kr
49 Points
8 years ago

Find the moment of inertia of disc about the Center of mass for the first disc.(Use parallel axis theorem)

Find the Moment of inertia of the cut out disc about its center.

Subtract the above moment of inertia.

 

Try it out, you will get it.

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