JEE Main 2023 — Electrostatics Question with Solution
From: JEE Main 2023 (Online) 29th January Morning Shift
Question
A point charge is placed at origin. Another point charge is placed at cm. Charge of proton is . The proton is placed on axis so that the electrostatic force on the proton is zero. In this situation, the position of the proton from the origin is ___________ cm.
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Show full solutionCorrect answer: 24
Step-by-step explanation
Let a proton having charge on the axis at distance from and distance from .
Now, balance the force between them
The charge is at distance of from charge on -axis.
Distance from origin is
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