A tunnel has been dug into a solid sphere of non-uniform mass density as shown in the figure. As one moves from `A` to `B`, the magnitude of gravitational field intensity

A small section of area DeltaA is removed from a uniform spherical shell with surface mass density sigma and radius R as shown in the figure . Find the magnitude of gravitational field intensity at point P due to the remaining mass .

A small section of area DeltaA is removed from a uniform spherical shell with surface mass density sigma and radius R as shown in the figure . Find the magnitude of gravitational field intensity at point P due to the remaining mass .

Mass density of sphere having radius R varies as rho = rho_0(1-r^2/R^2) . Find maxium magnitude of gravitational field

Mass density of sphere having radius R varies as rho = rho_0(1-r^2/R^2) . Find maxium magnitude of gravitational field

A rod of length / and of mass M and another rod of length 2/ and mass 2M are arranged as shown below in the figure.The magnitude of gravitational field at point P is

The figure represents a solid uniform sphere of mass M and radius R . A spherical cavity of radius r is at a distance a from the centre of the sphere. The gravitational field inside the cavity is

The figure represents a solid uniform sphere of mass M and radius R . A spherical cavity of radius r is at a distance a from the centre of the sphere. The gravitational field inside the cavity is

From a solid sphere of mass M and radius R , a solid sphere of radius R//2 is removed as shown. Find gravitational force on mass m as shown