JEE Main 2021PhysicsWave OpticsEasyMCQ

JEE Main 2021 — Wave Optics Question with Solution

JEE Main 2021 (27 Aug Shift 2)

Question

The light waves from two coherent sources have same intensity I1=I2=I0. In interference pattern the intensity of light at minima is zero. What will be the intensity of light at maxima?

Choose an option

Show full solutionCorrect option: C
Correct answer
C4I0

Step-by-step explanation

Iminimum =0

I1-I22=0

⇒  I1=I2

Imax=I1+I22=4I0

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About this question

This is a previous-year question from JEE Main 2021, 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.