Question

answer plz...proper....​

Answer 1

A carrier wave of peak voltage 12 V is used to transmit a message signal. A carrier wave of peak voltage 12 V is used to transmit a message signal. Calculate the peak voltage of the modulating signal in order to have a modulation index of 75%.

Answer 2

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here, Ec = 20V

ma= 50℅ = 1/2

using

ma= Em/Ec, we get

Em=Ec× ma

20× 50/100

= 10 V

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