MHT CET · Physics · Wave Optics
In Young's double slit experiment, green light is incident on the two slits. The interference pattern is observed on a screen. Which one of the following changes would cause the observed fringes to be more closely spaced?
- A Reducing the separation between the slits.
- B Using blue light instead of green light.
- C Using red light instead of green light.
- D Moving the screen away from the slits.
Answer & Solution
Correct Answer
(B) Using blue light instead of green light.
Step-by-step Solution
Detailed explanation
Fringe width \(\propto \lambda\)
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