A modulating wave of frequency `100 MHz` and amplitude `100V` is superimposed on a carrier wave of frequency `300 GHz` and amplitude `400V`. The value of modulating index and difference between the maximum frequency and minimum frequency of modulated wave are respectively :
A message single of frequency 100 MHz and peak voltage 100 V is used to execute amplitude modulation on a carrier wave of frequency 300 GHz and peak voltage 400 V. The modulation index and difference between the two side band frequencies are:
In frequency modulation, the frequency of the modulated wave varies as
Voltage of modulating wave of 5 V with 10 MHz frequency was superimposed on carrier wave of frequency 20 MHz and voltage 20 V then the modulation index is
A message signal of frequency 20 kHz and peak voltage of 20 volt is used to modulate a carrier wave of frequency 1 MHz and peak voltage of 20 volt. The modulation index will be :
The frequency of amplitude modulated wave is equal to
A message signal of 12 kHz and peak voltage 20 V is used to modulate a carrier wave of frequency 12 MHz and peak voltage 30 V. Calculate the (i) modulation index (ii) side- band frequencies.
The gap between the frequency of the side bands in an amplitude modulated wave is
In amplitude modulation, carrier wave frequencies are:
A carrier frequency of 1 MHz and peak value of 10 V is amplitude modulated with a signal frequency of 10 KHz with peak value of 0.5 V. What are the values of the modulation index and the side band frequencies ?
