In a non-conducting medium characterized by ε = ε0 , μ = μ0 and conductivity the electric field (in V/m) is given by The magnetic field (in A/m), is given by
Two conducting plates of infinite extent, one plate at z = 0 and other at z = 1, both parallel to xy-plane. Then the vector and scalar potential in the region between the plate is given by
The energy density at z = 0, t = 0 and α = π/2
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Which one of the following current densities, can generate the magnetic vector potential
The amplitudes of electric and magnetic fields are related to each other by the relation
A plane electromagnetic wave E2 = 100cos(6 × 108t + 4x)V/m propagates in a medium. Find the value of dielectric constant of the medium.
Which of the following expressions for a vector potential does not represent a uniform magnetic field of magnitude along the z-direction?
An infinitely long hollow cylinder of radius R carrying a surface charge density σ is rotated about its cylindrical axis with a constant angular speed ω. The magnitude of the surface current is
In a homogeneous non-conducting region where μr = 1, the value of εr will be:
Given
The time averaged Poynting vector, in W/m2, for a wave with in free space
Given in free space, then will be given as