JEE Main 2022 — Electromagnetic Waves Question with Solution
From: JEE Main 2022 (Online) 29th June Morning Shift
Question
The intensity of the light from a bulb incident on a surface is 0.22 W/m2. The amplitude of the magnetic field in this light-wave is ______________ 109 T.
(Given : Permittivity of vacuum 0 = 8.85 1012 C2 N1-m2, speed of light in vacuum c = 3 108 ms1)
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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.