$A$ message signal of frequency $20 \, kHz$ and peak voltage of $20 \, V$ is used to modulate a carrier wave of frequency $1 \, MHz$ and peak voltage of $20 \, V$. The modulation index will be ..... .
- A$1$
- B$10$
- C$100$
- D$0.1$
Explore More
Similar Questions
The need for modulation is
Match List-$I$ with List-$II$:
List-$I$ List-$II$ $A$. Television signal $I$. $03\,KHz$ $B$. Radio signal $II$. $20\,KHz$ $C$. High Quality Music $III$. $02\,MHz$ $D$. Human speech $IV$. $06\,MHz$
Choose the correct answer from the options given below:
| List-$I$ | List-$II$ |
|---|---|
| $A$. Television signal | $I$. $03\,KHz$ |
| $B$. Radio signal | $II$. $20\,KHz$ |
| $C$. High Quality Music | $III$. $02\,MHz$ |
| $D$. Human speech | $IV$. $06\,MHz$ |
Choose the correct answer from the options given below:
$A$ $TV$ transmission tower antenna is at a height of $20\, m$. Suppose that the receiving antenna is at:
$(i)$ ground level
$(ii)$ a height of $5\, m$.
The increase in antenna range in case $(ii)$ relative to case $(i)$ is $n\%$.
The value of $n$,to the nearest integer,is .....$\%$
$(i)$ ground level
$(ii)$ a height of $5\, m$.
The increase in antenna range in case $(ii)$ relative to case $(i)$ is $n\%$.
The value of $n$,to the nearest integer,is .....$\%$
In radio broadcasting,the transmission of sound waves is of the type.............
Easy
View SolutionAmplitude modulation has
Vedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo