engineering recuitment UPCL AE (E&M) 2021 Mock Test Communication Systems Amplitude Modulation Conventional Amplitude Modulation
Which of the following statement is correct?
1
The frequency of carrier signal is very high compare to that of modulating signal
2
The frequency of carrier signal and modulating signal are equal
3
The frequency of carrier signal is lower than that of modulating signal
4
The frequency of carrier signal depends on frequency of modulating signal