Embibe Experts Solutions for Chapter: Electrostatic Potential and Capacitance, Exercise 1: Punjab Board-2018

Derive an expression for the energy stored in a capacitor. In what form is the energy stored in a charged capacitor?

What is the shape of equipotential surface for a given point charge $\mathrm{q}$?.

A parallel plate capacitor has a capacity of $6 \mathrm{\mu F}$(micro farad), with air in between the plates and $60 \mathrm{\mu F}$ (Micro farad) capacitor. What is the dielectric constant $\left(K\right)$ of the medium?

Draw equipotential surfaces for a positive point charge.

Define electric potential at a point in electrostatic field. Derive an expression for electric potential at a point due an electric dipole. What will be the value of electric potential at any point in the equatorial plane.

Name the physical quantity whose S.I unit is $\mathrm{Joule}$ ${\mathrm{Coulomb}}^{-1}$. Is it a scalar or vector?