JEE Main 2003 — Alternating Current Question with Solution
JEE Main 2003
Question
A metal wire of linear mass density of is stretched with a tension of -wt between two rigid supports 1 metre apart. The wire passes at its middle point between the poles of a permanent magnet, and it vibrates in resonance when carrying an alternating current of frequency . The frequency of the alternating source is
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Show full solutionCorrect option: A
Correct answer
A
Step-by-step explanation
wt.
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This is a previous-year question from JEE Main 2003, covering the Alternating 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.