Home / Physics / Question
MCQ
In an electromagnetic wave, the electric and magnetic fields are:
Physics
A Parallel
B Perpendicular to each other and to propagation
C At 45° to each other
D In the same direction
Explanation

In EM waves, E and B fields are perpendicular to each other and both are perpendicular to the direction of wave propagation.

Related MCQs

The energy of a photon is given by:
Physics View
Photoelectric effect was explained by:
Physics View
AC frequency in Pakistan is:
Physics View
The work done in lifting a 10 kg object through a height of 2 m is: (g = 10 m/s²)
Physics View
Power in resistor is given by:
Physics View
First law of thermodynamics is based on:
Physics View