If frequency of modulated wave is less than frequency of carrier wave, then input signal is
A)negative
B)positive
C)zero
D)infinite

Question

Quizplus · Accepted Answer

When the frequency of the modulated wave is less than the frequency of the carrier wave, it indicates that the input signal is negative. This is because a decrease in frequency in frequency modulation corresponds to a negative deviation or a negative input signal.

If Frequency of Modulated Wave Is Less Than Frequency of Carrier