Please wait...
1800-212-7858 (Toll Free)
9:00am - 8:00pm IST all days


Thanks, You will receive a call shortly.
Customer Support

You are very important to us

For any content/service related issues please contact on this toll free number


Mon to Sat - 11 AM to 8 PM

CBSE - XII Science - Physics - Wave Optics


Asked by 3rd March 2008, 3:05 PM
Answered by Expert


what are coherent and incoherent ?


what is Doppler effect ?


Coherent sources produce light at same frequency at zero phase difference or at a constant phase difference.

Incoherent sources produce light at frequency which could be at varying phase differnces.


Doppler effect is the phenomena where the observor receives the frequency whihc is different from the source frequnecy due to relative motion between the source and observer.





Answered by Expert 8th December 2017, 1:45 PM

Rate this answer

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10

You have rated this answer /10

Report an issue
Your answer has been posted successfully!

Related Question

Answered by Expert
Answered by Expert
Answered by Expert
Answered by Expert
Answered by Expert