JEE Main 2021 — Electromagnetic Induction Question with Solution
JEE Main 2021 (25 Jul Shift 1)
Question
A circular conducting coil of radius is being heated by the change of magnetic field passing perpendicular to the plane in which the coil is laid. The resistance of the coil is . The magnetic field is slowly switched off such that its magnitude changes in time as
The energy dissipated by the coil before the magnetic field is switched off completely is .
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Show full solutionCorrect answer: 80
Step-by-step explanation
When
Heat
Heat
Heat
Heat
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This is a previous-year question from JEE Main 2021, covering the Electromagnetic Induction 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.