Time-Varying Fields

In a circuit, there is a series connection of an ideal resistor and an ideal capacitor. The conduction current (in Amperes) through the resistor is 2sin(t + $$\pi$$/2). The displacement current (in Amperes) through the c...

Faraday's law of electromagnetic induction is mathematically described by which one of the following equations?

If C is a closed curve enclosing a surface S, then the magnetic field intensity $$\overrightarrow H $$, the current density $$\overrightarrow J $$ and the electric flux density $$\overrightarrow D $$ are related by

The unit of $$\nabla\times\mathrm H$$ is

A material has conductivity of 10 -2 mho/m and a relative permittivity of 4. The frequency at which the conduction current in the medium is equal to the displacement current is

The vector $$\mathop H\limits^ \to $$ in the far field of an antenna satisfiels

The Maxwell's equation $$\nabla\times\overrightarrow H\;=\;\overrightarrow J\;+\;\frac{\partial\overrightarrow D}{\partial t}$$ is based on

A loop is rotating about the y-axis in a magnetic field $$$\overrightarrow B\;=\;B_0\cos\left(\mathrm{ωt}\;+\;\mathrm\phi\;\right)\;{\overrightarrow a}_x\;\mathrm T .$$$ The voltage in the loop is

Which of the following field equations indicate that the free magnetic charges do not exits?

An electric field is given by $$\overrightarrow E = \overrightarrow a {}_x\,{\rm A}\,\,\sin \,\beta ySin\,\,\omega t$$ is present in a charge free medium infinite in extent (a) Determine the associated magnetic field. (b...