A message signal of frequency ωm is superposed

Question:

A message signal of frequency ωm is superposed on a carrier wave of frequency ωc to get an amplitude modulated wave (AM). The frequency of the AM wave will be

(a) ωm

(b) ωc

(c) ωc + ωm/2

(d) ωc – ωm/2

Solution:

(b) ωc

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