JEE Main 2020 — Electromagnetic Waves Question with Solution
From: JEE Main 2020 (Online) 8th January Evening Slot
Question
A plane electromagnetic wave of frequency
25 GHz is propagating in vacuum along the
z-direction. At a particular point in space and
time, the magnetic field is given by . The corresponding electric field is (speed of light c = 3 × 108 ms–1)
Choose an option
Show full solutionCorrect option: A
Correct answer
A15 V / m
Step-by-step explanation
=
= V/m
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This is a previous-year question from JEE Main 2020, 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.