JEE Main 2023PhysicsWave OpticsEasyMCQ

JEE Main 2023Wave Optics Question with Solution

JEE Main 2023 (13 Apr Shift 2)

Question

In a Young’s double slit experiment, the ratio of amplitude of light coming from slits is 2 : 1. The ratio of the maximum to minimum intensity in the interference pattern is

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Show full solutionCorrect option: D
Correct answer
D9 : 1

Step-by-step explanation

The ratio of the maximum to minimum intensity is given by

ImaxImin=I1+I22I1-I22 

It is given that A1A2=21

ImaxImin=A1+A2A1-A22=A222+12A22(2-1)2=2+12-12=91

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About this question

This is a previous-year question from JEE Main 2023, 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.