JEE Main 2023 — Alternating Current Question with Solution
JEE Main 2023 (01 Feb Shift 1)
Question
A series LCR circuit is connected to an ac source of . The circuit contain a resistance and an inductor of inductive reactance . The capacitance of the capacitor needed to maximize the average rate at which energy is supplied will be ______ .
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Show full solutionCorrect answer: 40
Correct answer
40
Step-by-step explanation
The average rate at which energy supplied i.e. power delivered is maximum in case of the resonance, therefore
Hence, .
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This is a previous-year question from JEE Main 2023, 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.