JEE Main 2021PhysicsElectrostaticsEasyNumerical

JEE Main 2021 — Electrostatics Question with Solution

JEE Main 2021 (24 Feb Shift 2)

Question

A point charge of +12 μC is at a distance 6 cm vertically above the centre of a square of side 12 cm as shown in figure. The magnitude of the electric flux through the square will be _______ ×103 N m2 C-1.

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Show full solutionCorrect answer: 226
Correct answer
226

Step-by-step explanation

From symmetry ϕ=16qε0

=12×10-66×8.85×10-12

=225.98×103 N m2 C-1≃226×103 N m2 C-1

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About this question

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