An amplitude is frequency graph of a frequency medulatal wave is given as shown in the figure.

Frequency index of this wave be

For a carrier frequency of 100 kHz and a modulating frequency of 5kHz ...

Intelset satellite works as a -

The frequency band used for radar relay systems and television-

Fading applies to:

When microwave signals follow the curvature of earth, this is known as...

The transmission media can be:

In A.M., the total modulation index should not exceed one or else:

An 'antenna' is:

The ratio waves of frequency 300 MHz to 3000 MHz belong to

In an amplitude modulated wave for audio frequency of 500 "cycle"//sec...

A T.V. tower has a height 150m. What is the population density around ...

Range of frequencies allotted for commercial FM radio broadcast is

The maximum distance upto which TV transmission from a TV tower of...

An oscillator is producing FM waves of requency 2kHz with a variation ...

Consider telecommunication through optical fibres. Which of the follow...

Television signal on earth cannot be recevied at distances greater th...

Which of the following statements is incorrect?

Which of the following statements is false?

Optical fibers are the best medium of transmission over copper wires, ...