JEE Main 2022 — Alternating Current Question with Solution
From: JEE Main 2022 (Online) 27th June Morning Shift
Question
A 220 V, 50 Hz AC source is connected to a 25 V, 5 W lamp and an additional resistance R in series (as shown in figure) to run the lamp at its peak brightness, then the value of R (in ohm) will be _____________.
This question includes a diagram. The text above accompanies the figure.
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Show full solutionCorrect answer: 975
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This is a previous-year question from JEE Main 2022, 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.