Two charges `q_(1) and q_(2)` are placed at (0,0,d) and (0,0,-d) respectively. Find locus of points where the potential is zero.

Two charges q_(1) and q_(2) are placed at (0,0d) and (0,0-d) respectively. Find locus of points where the potential is zero.

The positions of two point charges q_(1) and q_(2) are vecr_(1) and vecr_(2) , respectively. Find the position of the point where the net field is zero due to thses charges.

Two point charges of magnitude +q and -q are placed at (-d//2,0,0) and (d//2,0,0) are respectively. Find the equation of the euipotential surface where the potential is zero.

The point charges q_(1)=1 muC,q_(2)=-2 muC and q_(3)=3 muC are placed at (1m,0,0),(0,2m,0) and (0,0,3m) respectively. Find the electric potential at origin.

Three point charge q_1=1muC, q_2=-2muC and q_3=3muC are placed at (1m, 0,0), (0,2m,0) and (0,0,3m) respectively. Find the electric potential at as origin.