Area of a circular lamina of radius R is dash
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Answer:
kx2
Explanation:
A circular lamina of radius a and centre O has a mass per unit area of kx2, where x is the distance from O and k is a constant. If the mass of the lamina is M, in terms of M and a the moment of inertia of the lamina about an axis through O and perpendicular to the lamina is I=3xMa2
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