JEE Main 2021PhysicsAlternating CurrentMediumNumerical

JEE Main 2021Alternating Current Question with Solution

JEE Main 2021 (31 Aug Shift 2)

Question

At very high frequencies, the effective impedance of the given circuit will be _________Ω.

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Show full solutionCorrect answer: 2
Correct answer
2

Step-by-step explanation

For ω
1ωC0 capacitance acts as short circuit
ωL Inductance acts as open circuit

Z=1+2×22+2=2Ω

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About this question

This is a previous-year question from JEE Main 2021, 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.