JEE Main 2020 — Wave Optics Question with Solution
From: JEE Main 2020 (Online) 7th January Evening Slot
Question
In a Young's double slit experiment, the separation between the slits is 0.15 mm. in the experiment,
a source of light of wavelengh 589 nm is used and the interference pattern is observed on a
screen kept 1.5 m away. The separation between the successive bright fringes on the screen is :
Choose an option
Show full solutionCorrect option: B
Correct answer
B5.9 mm
Step-by-step explanation
= 5.9 mm
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This is a previous-year question from JEE Main 2020, 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.