Establish the expression for the energy density at any point in an electric field.

Establish the equation for energy density at any point in the magnetic field of a solenoid.

Give the expression for the energy density of magnetic field.

Give the expression for the exnergy density of electric field.

Write the expression for energy density of electric field E in free space.

Electrical intensity and energy density at a point in an electric field are E and u respectively. If the intensity E is reduced by 50% then energy density will be

Write the expression for the electric field at any point due to a short electric dipole. Give the meaning of the symbols used.

E is the electric field intensity at any point in a uniform electric field. : What is meant by uniform electric field?

What is quantization of charge? Establish the expression of electric potential at a point for at point charge.