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  • A modulating signal is a square wave, as shown in the figure. 

A modulating signal is a square wave, as shown in the figure. 

If the carrier wave is given as c(t)=2 \sin (8 \pi t) \text { volts } , the modulation index is:

Option: 1

\frac{1}{4}


Option: 2

\frac{1}{2}


Option: 3

1


Option: 4

\frac{1}{3}


Answers (1)

best_answer

Modulation \: index \: \mu=\frac{A_m}{A_c}

\begin{aligned} & \mathrm{A}_{\mathrm{m}}=1 \& \mathrm{~A}_c=2 \\ & \mu=\frac{1}{2} \end{aligned}

Posted by

Devendra Khairwa

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