JEE Main 2020 — Magnetic Effects of Current Question with Solution
JEE Main 2020 (09 Jan Shift 2)
Question
A small circular loop of conducting wire has radius a and carries current It is placed in a uniform magnetic field perpendicular to its plane such that when rotated slightly about its diameter and released, it starts performing simple harmonic motion of time period The mass of the loop is then:
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Show full solutionCorrect option: C
Correct answer
C
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This is a previous-year question from JEE Main 2020, covering the Magnetic Effects of Current 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.