A) low frequency audio signal on high frequency waves
B) low frequency radio signal on low frequency audio waves
C) high frequency audio signal on low frequency radio waves
D) low frequency audio signal on low frequency radio waves
Correct Answer: A
Solution :
[a] Modulation is a process of superposing a low frequency audio signals (called modulating signal) on a high frequency radio wave called carrier wave.You need to login to perform this action.
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