Magnetism and Matter

Bihar Board Class 12 · Physics · 30 past questions

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1. Q1 2026 Set A2023 Set F

   Nickel is

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2. Q2 2026 Set A

   If a bar magnet is cut into two equal pieces transverse to its length, then each piece will

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3. Q3 2026 Set A

   A circular loop radius $R$ carries a current $I$. Its magnetic dipole moment is

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4. Q4 2026 Set A2022 Set I

   Relative permeability is equal to

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