A semicircular portion of radius 'r' is ...

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

`(2r)/((3-pi))`

`(3r)/(2(4-pi))`

`(2r)/((4+pi))`

`(2r)/(3(4-pi))`

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