Magnetism and Matter

Bihar Board Class 12 · Physics · 30 past questions

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1. Q4 2026 Set A2022 Set I

   Relative permeability is equal to

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2. Q14 2022 Set I

   Intensity of a magnetising field ( $H$ ) is equal to

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3. Q16 2022 Set I

   Expression for the time-period of a magnet oscillating in a uniform magnetic field is

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4. Q18 2022 Set I

   Which of the following is correct for tangent law ?

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5. Q19 2022 Set I

   Which of the following relations is correct?

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6. Q20 2022 Set I

   The value of $\vec{B}$ on the surface of the earth is

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