Center of MassMedium

Question

A semicircular portion of radius ′r′ is cut from a uniform rectangular plate as shown in figure. The distance of centre of mass ′C′ of remaining plate, from point ′O′ is :
                                               

Options

A.
B.
C.
D.

Solution

A1 = 2r × r = 2r2
A2 =
x1 =                       x2 =
xcm =
=

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