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From a uniform disc of radius R, a circu...

From a uniform disc of radius R, a circular disc of radius R/2 is cut out. The centre of the hole is at R/2 from the centre of original disc. Locate the centre of gravity of the resultant flat body.

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Center of mass of resulting portion lies at R/6 from the centre of the original disc in a direction opposite to the centre of the cut out portion
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