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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > The figure shows a square metal plate of side l from which a square plate of side a has been cut as shown in the figure. Find the ratio ( a/ l ) so that centre of mass of the remaining L- shaped plate coincides with the point A.

The figure shows a square metal plate of side l from which a square plate of side a has been cut as shown in the figure. Find the ratio ( a/ l ) so that centre of mass of the remaining L- shaped plate coincides with the point A.

Determine the coordinate of centre of mass of a thin homogeneous plate having the form of a rectangle with sides r and 2r from which a semicircle with a radius r is cut out.