The maximum peak-to-peak voltage of an $AM$ wave is $24 \, mV$ and the minimum peak-to-peak voltage is $8 \, mV$. The modulation factor is.....$\%$

  • A
    $10$
  • B
    $20$
  • C
    $25$
  • D
    $50$

Explore More

Similar Questions

$A$ carrier wave of peak voltage $12 \,V$ is used to transmit a signal. If the modulation index is $75 \%$, the peak voltage of the modulating signal is (in $\,V$)

Match List-$I$ with List-$II$:
List-$I$ (Layer of atmosphere) List-$II$ (Approximate height over earth's surface)
$(A)$ $F_1$-Layer $(I)$ $10\,km$
$(B)$ $D$-Layer $(II)$ $170-190\,km$
$(C)$ Troposphere $(III)$ $100\,km$
$(D)$ $E$-Layer $(IV)$ $65-75\,km$

Choose the correct answer from the options given below:

An $AM$ wave has $1800 \,W$ of total power content. For $100 \%$ modulation, the carrier should have power content equal to: (in $\,W$)

An amplitude modulated wave is represented by $C_{m}(t)=10(1+0.2 \cos 12560 t) \sin (111 \times 10^{4} t)$ volts. The modulating frequency in $kHz$ will be ........... .

Ground waves are polarized in which direction?

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo