JEE Main 2023PhysicsCurrent ElectricityMediumNumerical

JEE Main 2023 — Current Electricity Question with Solution

JEE Main 2023 (30 Jan Shift 2)

Question

If the potential difference between B and D is zero, the value of x is 1n Ω. The value of n is ______.

 

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Show full solutionCorrect answer: 2
Correct answer
2

Step-by-step explanation

As potential difference between B & D is zero therefore it is a balanced wheatstone bridge. So, we can write

⇒R1R2=R3R4⇒6×36+31+2=x×1x+1x

⇒23=1x+1

⇒x=0.5=12

Hence, required n=2.

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About this question

This is a previous-year question from JEE Main 2023, covering the Current Electricity 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.