Current Electricity

Bihar Board Class 12 · Physics · 60 past questions

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1. Q1 2026 Set A

   A cell of internal resistance $r$ is connected to an external resistance $R$. The current will be maximum in…

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2. Q2 2026 Set A

   In a metallic conductor, the current is carried by

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3. Q3 2026 Set A

   Which factor of the following does not affect resistance of a conducting wire ?

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4. Q4 2026 Set A

   An ideal ammeter has

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5. Q5 2026 Set A

   Ohm's law does not apply, when

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6. Q6 2026 Set A

   Which of the following expressions represents electrical energy ?

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7. Q7 2026 Set A

   The relationship between current density $\vec{J}$, specific conductance $\sigma$ and electric field…

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8. Q8 2026 Set A

   The yellow colour code value of carbon resistance is

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9. Q9 2026 Set A

   The equivalent resistance of resistors in parallel combination

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