Current Electricity

JEE Advanced · Physics · 33 past questions

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1. Q1 2026 Paper 2

   A metal wire of cross-sectional area $0.5\ \text{mm}^2$ and length $100$ m is connected across a battery of…

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2. Q16 2015 Paper 1

   In an aluminum (Al) bar of square cross section, a square hole is drilled and is filled with iron (Fe) as… (with a figure)

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3. Q18 2014 Paper 1

   Heater of an electric kettle is made of a wire of length $L$ and diameter $d$. It takes 4 minutes to raise…

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