Exercise
Embibe Experts Physics Solutions for Exercise
Simple step-by-step solutions to Exercise questions of Electromagnetic Waves from Physics Crash Course (Based on Revised Syllabus - 2023). Also get 3D topic explainers, cheat sheets, and unlimited doubts solving on EMBIBE.
Questions from Exercise with Hints & Solutions
Explain the importance of Maxwell's correction.

The figure shows a capacitor made of two circular plates each of radius , and separated by . The capacitor is being charged by an external source. The charging current is constant and is equal to , obtain the displacement current across the plates?

A radio can tune to any station in the to band. What is the corresponding wavelength band?

Consider a parallel plate capacitor which is maintained at potential of . If the separation distance between the plates of the capacitor and area of the plates are and . Calculate the displacement current for the time in .

The oscillating magnetic field in a plane electromagnetic wave is given by . Calculate the wavelength of the electromagnetic wave.

Electromagnetic waves travel in a medium at a speed of . The relative permeability of the medium is . Find the relative permittivity.

How are EM waves produced?

In an electromagnetic wave in free space the root-mean-square value of the electric field is . The peak value of the magnetic field is
