8. Some equipotential surfaces are shown in figure. The electric field strength is 10V 20V 30V 30° 0 5cm 10cm/15cm x cm 1) 100 V/m along x-axis 2) 100 V/m along y-axis 3) 400 V/m at an angle 120° with x-axis 400 V/m an angle 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

For e.m. wave propagating along x-axis, E_(max)= 30 V//m . What is the maximum value of magnetic field?

A graph is drawn with (1)/(u) along x-axis and (1)/(v) along the y-axis. If the intercept on the x-axis is 0.5 m^-1 , the focal length of thr lens is (in meter).

A graph is drawn with (1)/(u) along x-axis and (1)/(v) along the y-axis. If the intercept on the x-axis is 0.5 m^-1 , the focal length of the mirror is (in meter).

In a certain region of space, there exists a uniform and constant electric field of strength E along x-axis and uniform constant magnetic field of induction B along z-axis. A charge particle having charge q and mass m is projected with speed v parallel to x-axis from a point (a, b, 0). When the particle reaches a point( 2a, b//2 , 0) its speed becomes 2v. Find the value of electric field strength in term of m, v and co-ordinates.

In a certain region of space, there exists a uniform and constant electric field of strength E along x-axis and uniform constant magnetic field of induction B along z-axis. A charge particle having charge q and mass m is projected with speed v parallel to x-axis from a point (a, b, 0). When the particle reaches a point 2a, b//2 , 0 its speed becomes 2v. Find the value of electric field strength of m, v and co-ordinates.

A graph is plotted between PV_(m) along Y-axis and P along X-axis whre V_(m) is the molar volume of a real gas Find the intercept along Y-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)