Interference of light from two sources can be observed if
A
The sources are independent.
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
The sources are of different frequencies and random phases.
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
The sources are of different frequency.
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
The sources are coherent.
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
Open in App
Solution
The correct option is D The sources are coherent. Interference of light from two sources can be observed if the sources are coherent . It means that the phase difference between two sources must be constant with time . Two independent sources can't produce an interference pattern .