Electromagnetic Induction

CBSE Class 12 · Physics · 15 past questions

8 of 15 · show all

1. Q1 2026

   The magnetic flux $\phi$ (in Wb) linked with a coil is related to time t (in s) as…

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2. Q4 2025

   A coil has 100 turns, each of area 0.05 m² and total resistance 1.5 Ω. It is inserted at an instant in a…

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3. Q6 2025

   Assertion (A) : It is difficult to move a magnet into a coil of large number of turns when the circuit of the…

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4. Q8 2024

   The current in a coil of 15 mH increases uniformly from zero to 4 A in 0.004 s. The emf induced in the coil…

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5. Q9 2024

   Consider a solenoid of length $l$ and area of cross-section A with fixed number of turns. The self-inductance…

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6. Q10 2024

   Questions number 13 to 16 are Assertion (A) and Reason (R) type questions. Two statements are given — one…

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7. Q12 2024

   Questions number 13 to 16 are Assertion (A) and Reason (R) type questions. Two statements are given — one…

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8. Q14 2023

   A circular coil of radius 8.0 cm and 40 turns is rotated about its vertical diameter with an angular speed of…

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