Two point charge `+-q` are placed on the axis at `x= -a` and `x= +-a`, as shown in fig.
(i) Plot the variation of E along the x-axis.
(ii) Plot the variation of E along the y-axis.

Three charges are placed along x-axis at x = - a x = 0 and x = a as shown in the figure. The potential energy of the system is

Three charges are placed along x- axis at x = -a , x=0 and x=a as shown . Calculate the potential energy of the system.

In the figure, two point charges +q and -q are placed on the x-axis at (+a,0) and (-a,0) respectively. A tiny dipole of dipolem moment (p) is kept at the origin along the y-axis. The torque on the dipole equals

In the figure, two point charges +q and -q are placed on the x-axis at (+a,0) and (-a,0) respectively. A tiny dipole of dipolem moment (p) is kept at the origin along the y-axis. The torque on the dipole equals

Two identical positive charges are placed at x=-a and x=a . The correct variation of potential V along the x-axis is given by

Two identical positive charges are placed at x=-a and x=a . The correct variation of potential V along the x-axis is given by

Two identical spherical balls, each of mass m, are placed as shown in figure. Plot the variation of g(gravitation intensity) along the x-axis due to both the masses.

Two identical spherical balls, each of mass m, are placed as shown in figure. Plot the variation of g(gravitation intensity) along the x-axis due to both the masses.