Two charges 2 nano coulombs and -6 nano coulombs are separated by 16 cm in air. The resultant electric intensity at the zero polential point which lies in between them and on the line joining them is

Two point electric charges of unknown magnitudes and signs are placed a certain distance apart. The electric field intensity is zero at a point not between the charges but on the line joining them. Write two essential conditions for this to happen.

Two electric charges 9 mu c and -3 mu c are placed 0.16 m apart in air. There will be a point p at which electric potential is zero on the line joining the two charges and is between them.The distance of p from "9 mu c is .....

Two charges of +25xx10^(-9) coulomb and -25xx10^(-9) coulomb are placed 6 m apart. Find the electric field intensity ratio at points 4 m from the centre of the electric dipole (i) on axial line (ii) on equatorial line

Two cahrges of 50muC and 100muC are separated by a distance of 0.6m .The intensity of electric filed at a point midway between them is

Two equal charges q of opposite sign are separated by a small distance 2a ,The electric intensity E at a point on the perpendicular bisector of theline joining the two charges at a very large distance r form the line is

Two charges Q_1 and Q_2 are separated by distance r. Under what conditions will the electric field be zero on the line joining them (i) between the charges (ii) outside the charge?

When bodies of masses 1 kg and 25 kg are separated by a certain distance, the resultant gravitational field in between them is zero at a point which is 1 m from 1 kg. Then the distance between them would be

Two positive charges of magnitude 4 C and 6 C are placed 10 cm apart . The electric potential at a distance of 10 cm from the middle point on the right bisector of the line,joining the two charges is

Two spheres A and B are charged with the charges of +10 and +20 coulomb respectively and separated by a distance of 80 cm. The electric field at point on the line joining the centres of the two spheres will be zero at a distance from the sphere A :

Two spheres A and B of radii 17 cm each and having charges of 1 and 2 coulombs respectively are separated by a distance of SO cm. The electric field at a point on the line joining the centres of two spheres is approximately zero at some distance from the sphere A. The electric potential at this point is: