JEE Main 2012 — Wave Optics Question with Solution
From: AIEEE 2012
Question
In Young's double slit experiment , one of the slit is wider than other, so that amplitude of the light from one slit is double of that from other slit. If be the maximum intensity, the resultant intensity when they interfere at phase difference is given by :
Choose an option
Show full solutionCorrect option: D
Correct answer
D
Step-by-step explanation
Let
Therefore
Now,
Substituting in equation
Therefore
Now,
Substituting in equation
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This is a previous-year question from JEE Main 2012, covering the Wave Optics chapter of Physics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.