JEE Main 2004 — Current Electricity Question with Solution
From: AIEEE 2004
Question
A material has twice the specific resistance of A circular wire made of has twice the diameter of a wire made of . Then for the two wires to have the same resistance, the ratio of their respective lengths must be
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Show full solutionCorrect option: D
Correct answer
D
Step-by-step explanation
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This is a previous-year question from JEE Main 2004, 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.