Q. Two coherent sources of light can be obtained by
A) Two different lamps
B) Two different lamps but of the same power
C) Two different lamps of same power and having the same colour
D) None of the above
Explanation
(d) The coherent source cannot be obtained from two different light sources
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.