In a region where E = 0, the potential (V) varies with distance r as -

A cube of edge a is kept on x-axis in a region where electric field varies with distance as E = kx hati . Total electric flux associated with the cube is-

A circular ring carries a uniformly distributed positive charge .The electric field(E) and potential (V) varies with distance (r ) from the centre of thr ring along its axis as

A circular ring carries a uniformly distributed positive charge .The electric field(E) and potential (V) varies with distance (r ) from the centre of thr ring along its axis as

A circular ring carries a uniformly distributed positive charge .The electric field(E) and potential (V) varies with distance (r ) from the centre of thr ring along its axis as

The electric field is a region (relative permittivity = 1) varies with distance "r" from origin according to relation E = Ar^2hatr , where A is a positive constant. The volume charge density in the region is proportional to

The electric field in a region is radially outward and varies with distance r as E = 250 r ( volt per square metre).Calculate the charge contained in a sphere of radius 0.2 m centere at the origin.

The electric field in a region is radially outward and varies with distance r as E = 250 r ( volt per square metre).Calculate the charge contained in a sphere of radius 0.2 m centeredat the origin.

The electric field in a region is radially outward and varies with distance r as E = 250 r Vm^-2 Calculate the charge contained in a sphere of radius 0.2 m centred at the origin.

A particle with total energy E moves in one direction in a region where, the potential energy is U The acceleration of the particle is zero, where,