JEE Main 2025 — Current Electricity Question with Solution
JEE Main 2025 (28 Jan Shift 1)
Question
A wire of resistance R is bent into an equilateral triangle and an identical wire is bent into square. The ratio of resistance between the two end points of an edge of the triangle to that of the square is
Options
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Show full solutionCorrect option: C
Correct answer
C
Step-by-step explanation
For the wire bent into an equilateral triangle, each side has a resistance .
(lets say)
For the wire bent into a square, each side has a resistance .
(lets say)
For the wire bent into a square, each side has a resistance .
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This is a previous-year question from JEE Main 2025, 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.