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A carrier wave of peak voltage 12 V is u...

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

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`mu = (Am)/(A_(c ))" "therefore A_(m) = muA_(c ) = (75)/(100)xx 12 = "9 "V`
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