A railway engine and a car are moving parallel but in opposite direction with velocities 144 km/hr and 72 km/hr respectively. The frequency of engine’s whistle is 500 Hz and the velocity of sound is 340 m s^-1 . Calculate the frequency of sound heard in the car when(i) the car and engine are approaching each other(ii) both are moving away from each other.
Answers
Answered by
0
Explanation:
hope this helps and also that it is correct.
Attachments:
![](https://hi-static.z-dn.net/files/d8f/44287fa34fe7df24d199081c32503b0b.jpg)
![](https://hi-static.z-dn.net/files/de1/705ef8044ca8e1908218548b6481e01a.jpg)
Similar questions