Charges `q_(1) = 1.5 mC, q_(2) = 0.2 mC and q_(3) = -0.5 mC`, are placed at points A,B,C respectively as shown in Fig. If `r_(1) = 1.2m and r_(2) = 0.6m`, calculatae magnitude of resultant force on `q_(2)`.

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.

Two point charges q_(1)= 20 muC and q_(2)=25 muC are placed at (-1, 1, 1) m and (3, 1, -2)m, with respect to a coordinate system. Find the magnitude and unit vector along electrostatic force on q_(2) ?

Two point charges q_(1)= 20 muC and q_(2)=25 muC are placed at (-1, 1, 1) m and (3, 1, -2)m, with respect to a coordinate system. Find the magnitude and unit vector along electrostatic force on q_(2) ?

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 (0,0,d) and (0,0,-d) respectively. Find locus of points where the potential is zero.

In a certain co-ordinate system, charge, q_(1) = -2xx10^(-4) C is at x = 0, y = 0 , charge q_(2) = 1xx10^(-3)C is at x = 10 m and y = 0 and charge q_(3) = 1xx10^(-4)C is at x = 0, y = 5cm , Find the magnitude of resultantant force on q_(1)

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.

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.

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.