Frequencies in the $UHF$ range normally propagate by means of:

The waves used for line-of-sight $(LOS)$ communication are

Which types of communication modes are used for the propagation of radio waves from one place to another?

If $f_m$ is the modulation frequency for $FM$,then the modulation index is proportional to.....

In $TV$ transmission,the audio signal is ........ modulated and the video signal is ........ modulated.

The maximum peak-to-peak voltage of an $AM$ wave is $24 \, mV$ and the minimum peak-to-peak voltage is $8 \, mV$. The modulation factor is.....$\%$