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In amplitude modulation, sinusoidal carrier frequency used is denoted by ω c and the signal frequency is denoted by ω m . The bandwidth (∆ω m ) of the signal is such that ∆w m c . Which of the following frequencies is not contained in the modulated wave? (a) ω c (b) ω m + ω c (c) ω c - ω m (d) ω m

In amplitude modulation, sinusoidal carrier frequency used is denoted by ωc and the signal frequency is denoted by ωm. The bandwidth  (∆ωm) of the signal is such that  ∆wmc . Which of the following frequencies is not contained in the modulated wave?
(a) ωc
(b) ωm + ω c
(c) ωc - ω m
(d) ωm

Grade:12th pass

1 Answers

Khimraj
3007 Points
4 years ago
Modulated wave contained frequencies of  ω, ωm + ω c , ω- ω m
So correct answer is (d) ωm
Hope it clears.

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