JEE Main 2004 — Current Electricity Question with Solution
JEE Main 2004
Question
A piece of copper and another of germanium are cooled from room temperature to , the resistance of
Choose an option
Show full solutionCorrect option: D
Correct answer
Dcopper increases and germanium decreases
Step-by-step explanation
Copper is metallic conductor and germanium is semiconductor therefore as temperature decreases resistance of good conductor decreases while for semiconductor it increases.
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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.