logo

Ask Questions, Get Answers

 
X
 Search
Want to ask us a question? Click here
Browse Questions
Ad
Home  >>  JEEMAIN and AIPMT  >>  Physics  >>  Class12  >>  Communication Systems
0 votes

An oscillator is producing a FM wave of frequency 1KHz with a variation of 5KHz.What is modulating index.

$\begin{array}{1 1}(a)\;0.5\\(b)\;5.0\\(c)\;0.2\\(d)\;2.0\end{array}$

Can you answer this question?
 
 

1 Answer

0 votes
Modulating index=$\large\frac{\text{frequency variation }}{\text{modulating frequency}}$
$\Rightarrow \large\frac{5KHz}{1KHz}$
$\Rightarrow 5$
Hence (b) is the correct option.
answered Mar 17, 2014 by sreemathi.v
 

Related questions

Ask Question
student study plans
x
JEE MAIN, CBSE, NEET Mobile and Tablet App
The ultimate mobile app to help you crack your examinations
Get the Android App
...