JEE Main 2020PhysicsAlternating CurrentEasyMCQ

JEE Main 2020Alternating Current Question with Solution

JEE Main 2020 (06 Sep Shift 1)

Question

An AC circuit has R=100Ω,C=2μF and L=80mH, connected in series. The quality factor of the circuit is :

Choose an option

Show full solutionCorrect option: A
Correct answer
A2

Step-by-step explanation

The quality factor of LCR circuit is given by Q=ωLR=1RLC=110080×10-32×10-6=2

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About this question

This is a previous-year question from JEE Main 2020, 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.