Assertion: Interference pattern is made by using blue light instead of red light, the…
Physics · JEE Advanced · NTA Exams — Optics
Assertion: Interference pattern is made by using blue light instead of red light, the fringes becomes narrower.
Reason: In Young’s double slit experiment, fringe width is given by relation, \(\beta=\frac{\lambda \mathrm{D}}{\mathrm{~d}}\)
Reason: In Young’s double slit experiment, fringe width is given by relation, \(\beta=\frac{\lambda \mathrm{D}}{\mathrm{~d}}\)
- If both assertion and reason are true and the reason is the correct explanation of the assertion.
- If both assertion and reason are true but reason is not the correct explanation of the assertion.
- If assertion is true but reason is false.
- If the assertion and reason both are false.
Answer
(A) If both assertion and reason are true and the reason is the correct explanation of the assertion.
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