Equipotential surfaces are shown in figure. Then the electric field strength will be 10V 20V 30V 30° 10 a 20 30 (cm) (A) 100 Vm -1 along X- axis (B) 100 Vm-1 along Y- axis (D) 50 Vm-1 at an angle (C) 200 Vm-1 at an angle 120° with X-axis 120° with X-axis

Some equipotential plane parallel surfaces are shown in the figure. The planes are inclined to x-axis by 45° and distance from one plane to another plane along x-axis is 20cm. The electric field is:

Some equipotential plane parallel surfaces are shown in the figure. The planes are inclined to x-axis by 45° and distance from one plane to another plane along x-axis is 20cm. The electric field is:

The electric potential V at any point x, y, z in space is given by V = 4x^(2) volt. The electric field at the point (1m, 0, 2m) in volt metre^(-1) is ....(a)8 along negative x-axis (b)8 along positive x-axis (c)16 along negative x-axis (d)16 along positive x-axis

A rectangular coil of size 3.0 cm X4.0 cm and having 100 turns, is pivoted about the z-axis as shown in figure the colil carries an electric current of 2.0 A and a magnetic field of 1.0 T is present along the y-axis. Find the torque acting on the coil if the side in the x-y plane makes an angle theta= 37^@ with the x - axis.

A rectangular coil of size 3.0 cm X4.0 cm and having 100 turns, is pivoted about the z-axis as shown in figure the colil carries an electric current of 2.0 A and a magnetic field of 1.0 T is present along the y-axis. Find the torque acting on the coil if the side in the x-y plane makes an angle theta= 37^@ with the x - axis.

A rectangular coil of size 3.0 cm X4.0 cm and having 100 turns, is pivoted about the z-axis as shown in figure the colil carries an electric current of 2.0 A and a magnetic field of 1.0 T is present along the y-axis. Find the torque acting on the coil if the side in the x-y plane makes an angle theta= 37^@ with the x - axis.

There is a uniform electric field of strength 10^(3) V m^(-1) along y-axis. A body of mass 1 projected into the field from origin along the positive x-axis with a velocity 10 ms^(-1), Its speed in ms^(-1) after 10 s is (Neglect gravitation)

A plane electromagnetic wave travels in free space along x-axis. At a particular point in space, the electric field along y-axis is 9.3 V m^(–1) . The magnetic induction (B) along z-axis is