The diagram showing the variation of gravitational potential of earth with distance from the centre of earth is

A cylinderical conductor of radius R is carrying constant current. The plot of the magnitude of the magnetic field, B with the distance, d from the centre of the conductor , is correctly represented by the figure:

Following curve shows the variation of intesity of gravitational field (vec(I)) with distance from the centre of solid sphere(r) :

Find the intensity of gravitational field at a point lying at a distance x from the centre on the axis of a ring of radius a and mass M .

The intensity of gravitational field at a point situated at a distance of 8000km form the centre of the earth is 6N//kg . The gravitational potential at that point is -(in joule /kg)

A uniform solid of valume mass density rho and radius R is shown in figure. (a) Find the gravitational field at a point P inside the sphere at a distance r from the centre of the sphere. Represent the gravitational field vector vec(l) in terms of radius vector vec(r ) of point P. (b) Now a spherical cavity is made inside the solid sphere in such a way that the point P comes inside the cavity. The centre is at a distance a from the centre of solid sphere and point P is a distance of b from the centre of the cavity. Find the gravitational field vec(E ) at point P in vector formulationand interpret the result.

The magnitude of gravitational potential energy of a body at a distance r from the centre of earth is u. Its weight at a distance 2r from the centre of earth is

The gravitational potential energy of a body at a distance r from the center of the earth is U. The force at that point is :

Using Gauss. theorem, obtain an expression for intensity of electric field .E. at a point which is at a distance r ( r gt R) from the centre Cof a thin spherical shell (of radius R) carrying charge.Q.

The correct variation of gravitational potential V with radius r measured from the centre of earth of radius R is given by