Question
What is Conditions for Sustained Interference of Light?
Answer
Conditions for Sustained Interference of Light –
(i) The two sources should preferably have the same amplitude.
(ii) The two sources must be very close to each other.
(iii) The two sources of light must be coherent with same frequency or wavelength and with same phase or constant phase difference.
(iv) The two sources must be monochromatic.
