Optics Ques 161
- Two slits in a Young’s double slit experiment are illuminated by two different sodium lamps emitting light of the same wavelength. No interference pattern will be observed on the screen.
(1984, 2M)
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Answer:
Correct Answer: 161.(True)
Solution:
Formula:
- To obtain interference, sources must be coherent. Two different light sources can never be coherent.
BETA
