Find the centre of mass of a uniform plate having semicircular inner and outer boundaries of radii `R_1 and R_2`.

Find the distance of centre of mass of a uniform plate having semicircular inner and other boundaries of radii a and b from the centre O.

Find the centre of mass of a uniform semicircular ring of radius R and mass M .

Find the centre of mass of a uniform semicircular ring of radius R and mass M .

Find the centre of mass of a homogeneous semicircular plate of radius a.

Find the location of centre of mass of a uniform semicirular plate of radius R and mass M .

Find the coordination of the centre of mass of a uniform semicircular wire of radius R and mass M.

Find the coordinates of centre of mass of a uniform semicircular closed wire frame with respect to the origin which is at its centre. Radius of the circular portion is R

In the figure shown, find out centre of mass of a system of a uniform circular plate of radius 3R from O in which a hole of radius R is cut whose centre is at 2R distance from the centre of large circular plate

In the figure shown, find out centre of mass of a system of a uniform circular plate of radius 3R from O in which a hole of radius R is cut whose centre is at 2R distance from the centre of large circular plate

Find coordinates of mass center of a uniform semicircular plate of radius r placed symmetric to the y-axis of a Cartesian coordinate system, with centre at origin.