Magnetic Effects of Electric Current

Bihar Board Class 10 · Science · 12 past questions

1. Q1 2026

   Who discovered the magnetic effect of electric current?

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2. Q2 2026

   What does the middle finger of Fleming's left hand rule indicate?

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3. Q3 2025

   A horizontal magnet hanging freely in air always comes to rest in

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4. Q4 2025

   If a compass is placed near a wire carrying electric current, then the compass needle

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5. Q5 2025

   Faraday made many revolutionary discoveries, including

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6. Q6 2025

   An electric motor converts

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7. Q7 2025

   In Fleming's left-hand rule, the index finger of the left hand indicates

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8. Q8 2025

   When electric current flows through a conducting wire, what type of magnetic field is generated above and…

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9. Q9 2024

   In which device does the split ring act as a commutator ?

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10. Q10 2023

    The SI unit of magnetic flux is

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11. Q11 2020

    The device which converts electrical energy into mechanical energy is

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12. Q12 2017

    Dynamo converts mechanical energy into:-

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