Properties Of Radio Waves Flashcards
1
Q
Magnetic Field is _____ To Electric Field
A
Perpendicular
2
Q
What plane is the radio wave polarised in?
A
plane of electric field
3
Q
What current used to produce EM waves?
A
AC
4
Q
Speed of EM waves
A
Speed of light, 3 x 10^8
5
Q
What is wavelength?
A
distance travelled in one wave
6
Q
What is frequency?
A
oscillations per second
7
Q
What is the phase difference?
A
ref - var
8
Q
Phase comparison can be carried out when what is same?
A
Frequency
