Ask Questions, Get Answers

Want to ask us a question? Click here
Browse Questions
Home  >>  JEEMAIN and AIPMT  >>  Physics  >>  Class11  >>  Oscillations
0 votes

The sound source of frequency 400 Hz is moving towards as stationary observer with a velocity of 40 m/s . The frequency heard by the observer is (The speed of sound in medium is 340 Hz .)


Can you answer this question?

1 Answer

0 votes
Answer : (b) $\;453\;Hz$
Explanation :
By Doppler's effect
$v\;$ - velocity of sound
$v_{s}\;$ - velocity of source
$f^{|}=\large\frac{340}{340-40}\times400=\large\frac{340}{300} \times 400$
answered Mar 8, 2014 by yamini.v

Related questions

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