7.
The following figure shows the variation of electrostatic potential V with distance x for a given charge distribution. Which of the following statements is/are correct?
9.
The variation of electrostatic potential V and the electrostatic field E with distance r from a point charge q is correctly shown by the graph-
10.
The electric potential on the axis of an electric dipole at a distance ‘r’ from its center is V. Then, the potential at a point at the same distance on its equatorial line will be-