The critical angle is that angle of incidence in the denser medium for which the angle of refraction in the rare medium is

Options :
  1. 0 degree
  2. 45 degree
  3. 90 degree
  4. 180 degree
Answer and Explanation :-

Answer: Option 3


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 : When white light from air enters in glass then in glass

Next Question : In refraction through a convex lens if the distance of object is less than its focal length, the ima...

Click here for online test on Optical Physics


 (Getemail alerts when others member replies)

The reward of a thing well done is having done it.
-Ralph Waldo Emerson