Current Electricity

Bihar Board Class 12 · Physics · 60 past questions

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1. Q11 2025 Set D

   The relation between drift velocity $v$ of free electrons in conductor in electric conduction and potential…

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2. Q16 2025 Set D

   The unit of current density is

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3. Q17 2025 Set D

   If the length of a conductor is doubled while keeping the potential difference across it constant, then the…

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