Point charges `+4q, -q` are kept on the `x`-axis at points `x=0,x=a` and `X=2a` respectively, then

Point charges +4q, -q and +4q are kept on the x-axis at points x=0,x=a and x=2a respectively, then

Point charges + 4q, -q and +4 q are kept on the X-axis at points x = 0, x = a and x = 2 a respectively

Point charges q_1 and q_2 lie o the x-axis at points x=-a and x=+a respectively. a. How must q_1 and q_2 be related for the net electrostatic force on point charge +Q , placed at x=+a/2, to be zero? b. With the same point charge +Q now placed ate x=+3a//2

Point charges q_1 and q_2 lie o the x-axis at points x=-a and x=+a respectively. a. How must q_1 and q_2 be related for the net electrostatic force on point charge +Q , placed at x=+a/2, to be zero? b. With the same point charge +Q now placed ate x=+3a//2

Two charges q_1 and q_2 are placed on the X-axis at point x=-a and x =+a respectively. a. How must q_1 and q_2 be related for the net electrostatic force on a charge Q at x= +(a)/(2) to be zero? b. Repeat (a) but with +Q at x =+ (3a)/( 2)

A two point charges 4q and -q are fixed on the x - axis x=-d/2 and x = d/2 , respectively. If a third point charge 'q' is taken from the origin to x = d along the semicircle as shown in the figure, the energy of the charge will

A two point charges 4q and -q are fixed on the x - axis x=-d/2 and x = d/2 , respectively. If a third point charge 'q' is taken from the origin to x = d along the semicircle as shown in the figure, the energy of the charge will

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