Download Aptitude Crack
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Communication Systems - Engineering

Q1:

An AM wave is given by s(t)AM = 20 (1 + 0.5 cos 103t + 0.3 cos 104 t cos 106 t) the modulation index of the envelope is

A 0.5

B 0.58

C 0.3

D 0.8

E

ANS:B - 0.58

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