Advertisements
Advertisements
Question
Which of the following is an electromagnetic wave?
Options
α - rays
β - rays
γ - rays
all of them
Solution
γ - rays
APPEARS IN
RELATED QUESTIONS
Arrange the following electromagnetic waves in order of increasing frequency:
ϒ-rays, microwaves, infrared rays and ultraviolet rays.
How are the magnitudes of the electric and magnetic fields related to velocity of the em wave?
If the magnetic monopole exists, then which of the Maxwell’s equation to be modified?
Let E = E0 sin[106 x -ωt] be the electric field of plane electromagnetic wave, the value of ω is ______.
The electric and magnetic fields of an electromagnetic wave are ______.
Dimensions of 1/(µOE0) is
Which of the following electromagnetic radiations has the smallest wave length?
Dimensions of ε0 `(d phi_ε)/(dt)` are of
A plane electromagnetic wave of frequency 500 MHz is travelling in a vacuum along a y-direction.
At a particular point in space and time, `vec"B"` = 8.0 × 10-8 `hat"Z"`T. The value of the electric field at this point is ______.
(speed of light = 3 × 108 ms-1)
`hat x, hat y, hat z` are unit vectors along x, y, and Z directions.
An electromagnetic wave of frequency 3 GHz enters a dielectric medium of relative electric permittivity 2.25 from vacuum. The wavelength of this wave in that medium will be ______ × 10-2 cm.
