Home » Interesting Questions » Calculating velocity of an approaching vehicle

Subscribe to Blog via Email

Enter your email address to subscribe to this blog and receive notifications of new posts by email.

Join 3,265 other subscribers

Archives

Calculating velocity of an approaching vehicle

Share with:


Is it possible to design a device that calculates the velocity of an approaching vehicle if the speed of sound in air at that location  is known?


 

Asked Vibhava

 

Answer:

 

Now the source is moving at the speed of sound...

 

Such a device is already in use. It is based on a phenomenon called Doppler Effect.

 

Get the details at the following Links.

 

  1. www.physicsclassroom.com/class/waves/u10l3d.cfm
  2. science.howstuffworks.com/science-vs-myth/everyday-myths/doppler-effect3.htm
  3. http://en.wikipedia.org/wiki/Doppler_effect

 

 


%d bloggers like this: