Two concentric speherical shells are as shown in figure. The magnitude of gravitational potential (V) and field strength (E ) vary with distance ( r) from centre as

Magnitude of gravitational potential due to a point mass M at a distance r(>R) from the centre of earth is given by,

A particle of mass M is placed at the centre of a spherical shell of same mass and radius a. What will be the magnitude of the gravitational potential at a point situated at a/2 distance from the centre ?

A particle of mass M is placed at the centre of a spherical shell of same mass and radius a. What will be the magnitude of the gravitational potential at a point situated at a/2 distance from the centre ?

A particle of mass M is placed at the centre of a spherical shell of same mass and radius a. What will be the magnitude of the gravitational potential at a point situated at a/2 distance from the centre ?

A particle of mass M is placed at the centre of a spherical shell of same mass and radius a. What will be the magnitude of the gravitational potential at a point situated at a/2 distance from the centre ?

Two concentric spherical shells of radii R and 2R have charges Q and 2Q as shown in figure If we draw a graph between potential V and distance r from the centre, the graph will be like

Two concentric spherical shells of radii R and 2R have charges Q and 2Q as shown in figure If we draw a graph between potential V and distance r from the centre, the graph will be like

Two concentric spherical shells of radii R and 2R have charges Q and 2Q as shown in figure If we daw a graph between electric field E and distance r from the centre, it will be like