JEE Main 2022PhysicsElectromagnetic WavesEasyMCQ

JEE Main 2022Electromagnetic Waves Question with Solution

JEE Main 2022 (29 Jul Shift 1)

Question

Match List - I with List - II

  List-I   List-II
(a) UV rays (i) Diagnostic tool in medicine
(b) X-rays (ii) Water purification
(c) Microwave (iii) Communication, Radar
(d) Infrared wave (iv) Improving visibility in foggy days

Choose the correct answer from the options given below :

Choose an option

Show full solutionCorrect option: B
Correct answer
Baii,bi,ciii,div

Step-by-step explanation

(a) uv rays - used for water purification
(b) x-rays have high penetration power. Therefore, they are used for diagnosing fracture
(c) Microwaves are used for mobile and radar communication
(d) Infrared waves show less scattering therefore used in foggy days

a-iib-ic-iiid-iv

Practice this on the real CBT interface

Solve this JEE Main question (and the rest of the Electromagnetic Waves chapter) on PrepSharp's TCS iON-style CBT player — with timer, bookmarks and session analytics.

Solve interactively →

About this question

This is a previous-year question from JEE Main 2022, covering the Electromagnetic Waves 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.