Two identical copper spheres of radius R are in contact with each other. If the gravitational attraction between them is F, find the relation berween F and R.

Two identical copper spheres of radius R are in contact with each other. If the gravitational attraction between them is F , find the relation between F and R .

Two identical copper spheres of radius R are in contact with each other. If the gravitational attraction between them is F , find the relation between F and R .

Two identical solid copper spheres of radius R placed in contact with each other. The gravitational attracton between them is proportional to

Two identical solid copper spheres of radius R placed in contact with each other. The gravitational attracton between them is proportional to

Two identical solid copper sphere of radius R are placed in contact with each other. The gravitational force between them is proportional to.

Two leads spheres of same radii are in contact with eacth other. The gravitational force of attraction between them is F . If two leads spheres of double the previous radii are in contanct with eacth other, the gravitational force of attraction between them now will be