JEE Main 2022 — Current Electricity Question with Solution
From: JEE Main 2022 (Online) 26th June Morning Shift
Question
An aluminium wire is stretched to make its length, 0.4% larger. The percentage change in resistance is :
Choose an option
Show full solutionCorrect option: C
Correct answer
C0.8%
Step-by-step explanation
Also volume will remain constant
i.e., Al = constant
Practice this on the real CBT interface
Solve this JEE Main question (and the rest of the Current Electricity chapter) on PrepSharp's TCS iON-style CBT player — with timer, bookmarks and session analytics.
Solve interactively →About this question
This is a previous-year question from JEE Main 2022, 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.