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ECE · Q43

Communication Systems

Engineering and GATE · ECE · question 43

Q43

In case of frequency modulation, modulating voltage remains constant if the modulating frequency is lowered, then

A.
Amplitude of distant sidebands decreases
B.
Amplitude of distant sidebands increases
Answer
C.
Amplitude of distant sidebands remains constant
D.
Amplitude of distant sidebands first increases, then decreases

Answer: Option B

Solution

Answer: Option B
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