The speed of electromagnetic waves in free space is given by .
Here μ0 is ___________and ε0 is ________________ of free space.
Which region in the electromagnetic spectrum will have the highest speed?
1 Crore+ students have signed up on EduRev. Have you? Download the App |
Which region in the electromagnetic spectrum has the highest frequency?
In electromagnetic waves the ratio of amplitudes of electric field and magnetic field is equal to
Which statement is true about electromagnetic waves?
Which of the following is not a use of electromagnetic wave?
Which colour of the visible spectrum has the greatest wavelength?
The electric field for an em wave is: E = E0sin[(12 x 1015 t – 4 x 107 x)]. What is the speed of the em waves?
105 videos|425 docs|114 tests
|