Two light sources are said to be coherent if they are obtained

Options :
  1. from the different point sources emitting light of same wavelengths
  2. from a point source
  3. from an extended source
  4. None of the above
Answer and Explanation :-

Answer: Option 2

Explanation:

Sorry there is no explanation for this answer. Please help others by posting your response below

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough

Previous Question : Two identical sources of light S1 and S2 emit light of same wavelength, the light rays emanating fro...

Next Question : Two coherent sources must have the same

Click here for online test on Optical Physics

Responses


 (Getemail alerts when others member replies)







I know we're not saints or virgins or lunatics we know all the lust and lavatory jokes, and most of the dirty people we can catch buses and count our change and cross the roads and talk real sentences. But our innocence goes awfully deep, and our discreditable secret is that we don't know anything at all, and our horrid inner secret is that we don't care that we don't.
-Dylan Thomas