A thin circular plate of mass M and radius R has its density varying as ρ(r) = ρ0 r with ρ0 as constant and r is the distance from its centre. The moment of Inertia of the circular plate about an axis perpendicular to the plate and passing through its edge is I = aMR2. The value of the coefficient ‘a’ is:

A thin circular plate of mass M and radius R has its density varying a

1.	A thin circular plate of mass M and radius R has its density varying as ρ(r) = ρ0 r with ρ0 as constant and r is the distance from its centre. The moment of Inertia of the circular plate about an axis perpendicular to the plate and passing through its edge is I = aMR2. The value of the coefficient ‘a’ is:
A.	1/2
B.	3/5
C.	8/5
D.	3/2
Answer» D. 3/2

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