JEE Main 2022PhysicsElectrostaticsElectric Charges And Coulombs LawmediumMCQ

JEE Main 2022 — Electrostatics Question with Solution

From: JEE Main 2022 (Online) 27th July Morning Shift

Question

Two identical positive charges each are fixed at a distance of '2a' apart from each other. Another point charge with mass 'm' is placed at midpoint between two fixed charges. For a small displacement along the line joining the fixed charges, the charge executes . The time period of oscillation of charge will be :

Choose an option

Show full solutionCorrect option: A
Correct answer
A

Step-by-step explanation

JEE Main 2022 (Online) 27th July Morning Shift Physics - Electrostatics Question 111 English Explanation

(x << a) ( is acceleration)

So,

or

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About this question

This is a previous-year question from JEE Main 2022, 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.