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प्रश्न
Depict the equipotential surface due to
(i) an electric dipole,
(ii) two identical positive charges separated by a distance.
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उत्तर
Equipotential surfaces for (a) a dipole and (b) two identical positive charges are shown in Figure.
Notes
Some equipotential surfaces for (a) a dipole, (b) two identical positive charges.
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संबंधित प्रश्न
Define an equipotential surface.
Draw a sketch of equipotential surfaces due to a single charge (-q), depicting the electric field lines due to the charge
A regular hexagon of side 10 cm has a charge 5 µC at each of its vertices. Calculate the potential at the centre of the hexagon.
Two charges 2 μC and −2 µC are placed at points A and B 6 cm apart.
- Identify an equipotential surface of the system.
- What is the direction of the electric field at every point on this surface?
Why is there no work done in moving a charge from one point to another on an equipotential surface?
Statement - 1: For practical purpose, the earth is used as a reference at zero potential in electrical circuits.
Statement - 2: The electrical potential of a sphere of radius R with charge Q uniformly distributed on the surface is given by `Q/(4piepsilon_0R)`.
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- Equipotential surfaces never intersect each other.
- Work done in moving a charge from one point to other on an equipotential surface is zero.
Prove that a closed equipotential surface with no charge within itself must enclose an equipotential volume.
