JEE Main 2022PhysicsElectromagnetic InductionEasyNumerical

JEE Main 2022Electromagnetic Induction Question with Solution

JEE Main 2022 (24 Jun Shift 2)

Question

A circular coil of 1000 turns each with area 1 m2 is rotated about its vertical diameter at the rate of one revolution per second in a uniform horizontal magnetic field of 0.07 T. The maximum voltage generation will be _____ V.

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Show full solutionCorrect answer: 440
Correct answer
440

Step-by-step explanation

Given, N=1000, A=1 m2 and B=0.07 T

The maximum emf generated is εmax=NBAω,

=NBA2πf

 =1000×0.07×1×2π1=140π

Thus, maximum emf is 439.6 V440 V.

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About this question

This is a previous-year question from JEE Main 2022, covering the Electromagnetic Induction 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.