In frequency modulation
A. Frequency of carrier wave varies according to the frequency of signal.
B. Frequency of carrier wave varies according to the amplitude of the signal.
C. Frequency of signal varies according to the amplitude of carrier wave.
D. Frequency of signal varies according to the frequency of carrier wave.
Answer:B
In frequency modulation
A. Frequency of carrier wave varies according to the frequency of signal. B. Frequency of carrier wave varies according to the amplitude of the signal. C. Frequency of signal varies according to the amplitude of carrier wave. D. Frequency of signal varies according to the frequency of carrier wave.