filter
  • Subject:

    ...

  • Topic:

    ...

Distinguish between any two types of propagation of Electromagnetic waves with respect to (i) frequency range over which they are applicable (ii)

 

communication systems in which they are used.

(2)

Explanation:

 

 

 

 

 

Frequency range

 

Use

 

 

 

 

 

 

 

 

Ground wave

 

500-1500KHz

(1/2)

Standard AM broadcast (1/2)

 

 

 

 

 

 

 

 

 

Space wave

 

 

Above 40 MHz

(1/2)

Television

(1/2)

 

 

 

 

 

 

 

 

BOARD