JEE Main 2005 — Current Electricity Question with Solution
From: AIEEE 2005
Question
The resistance of hot tungsten filament is about times the cold resistance. What will be resistance of and lamp when not in use ?
Choose an option
Show full solutionCorrect option: B
Correct answer
B
Step-by-step explanation
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This is a previous-year question from JEE Main 2005, 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.