JEE Main 2022 — Current Electricity Question with Solution
From: JEE Main 2022 (Online) 27th June Evening Shift
Question
The current density in a cylindrical wire of radius r = 4.0 mm is 1.0 106 A/m2. The current through the outer portion of the wire between radial distances and r is x A; where x is __________.
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Show full solutionCorrect answer: 12
Correct answer
12
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This is a previous-year question from JEE Main 2022, covering the Current Electricity 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.