Compare sky wave and space wave propagation w.r.t. following points. (i) Frequency range (ii) Effect of fading (iii)Polarization (iv)Application

Compare sky wave and space wave propagation w.r.t. following points. (i) Frequency range (ii) Effect of fading (iii)Polarization (iv)Application
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1 Answer

Answer :

Sr. No 
Parameters
Sky Wave Propagation
Space Wave Propagation
1 Frequency range
3 MHz to 30 MHz 
Above 30 MHz
2 Effect of fading
Problem of fading is severe
Fading is not severe but shadow zones due to tall objects and ghost interference are serious problems.
3 Polarization
Vertical
Line of Sight Propagation with waves horizontally Polarized
4 Application
RadioBroadcasting (SW Range)
Used for TV and FM broadcasting
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