Two point charges Q and ` - Q //4` are separated by a distance ` X`. Then .

Two point charges q and -q are separated by a distance 2l . Find the flux strength vector across the circle of radius R placed with its centre coinciding with the of line joining the two charges in the perpendicular plane.

Two point charges q and -q are separated by the distance 2l . Find the flux of the electric field strength vector across a circle of radius R .

Two point charges q and -q are separated by a distance 2a. Evaluate the flux of the electric field strength vector across a circle of radius R.

Two point charges q and -q are separated by the distance l , both being located at a distance l//2 from the infinite conducting plane. Find : (a) the modulus of the electric force acting on each charge, (b) the magnitude of the electric field strength vector at the midpoint between these charges.

Two unlike charges of magnitude q are separated by a distance 2d . The potential at a point midway between them is

Two points charges +4 and +q are separated by distance r, where should a third point charge Q be placed that the whole system remains in equilibrium

Two point charges q_(1) = +2 C and q_(2) = - 1C are separated by a distance d . The position on the line joining the two charges where a third charge q = + 1 C will be in equilibrium is at a distance

The force between two points charges +q and -q, separated by a distance r is F. if one charge remains stationary while the other moves around it in a circle of radius r, then the work done is given by

The following curve represents the variation of potential of points along x-axis due to two-point charges q_(1) and q_(2) separated by a distance 2 a. Find the ratio of magnitude of two charges (point 0 is origin and coordinates of point P is(a/3,0))