Current Electricity

CBSE Class 12 · Physics · 23 past questions

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1. Q12 2024

   Electrons drift with speed $v_d$ in a conductor with potential difference V across its ends. If V is reduced…

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2. Q17 2023

   The current density due to drift of electrons in a conductor is given by : (symbols have their usual meanings)

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3. Q19 2023

   A potential difference V is applied across a conductor of length $l$ and uniform cross-section area A. How…

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4. Q22 2023

   A steady current flows through a metallic wire whose area of cross-section (A) increases continuously from… (with a figure)

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