In the figure one fourth part of a uniform disc of radius R is shown. The distance of the centre of mass of this object from centre 'O' is :

In the figure one fourth part of a uniform disc of radius R is shown.

1.	In the figure one fourth part of a uniform disc of radius R is shown. The distance of the centre of mass of this object from centre 'O' is :
Answer» `(4R)/(3PI)` `(2R)/(3pi)` `sqrt(2)(4R)/(3pi)` `sqrt(2)(2R)/(3pi)` ANSWER :C