Magnetism and Matter

Bihar Board Class 12 · Physics · 30 past questions

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1. 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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2. Q3 2026 Set A

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

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3. Q7 2024 Set A

   On dividing any magnet of magnetic moment ( $M$ ) parallel to its length into $n$ equal pieces, the moment of…

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4. Q15 2022 Set I

   Which of the following is correct for short magnet ?

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5. Q18 2022 Set I

   Which of the following is correct for tangent law ?

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6. Q28 2018

   Magnetic dipole moment is a vector quantity directed from…

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7. Q30 2017

   Write expression for magnetic fields $\vec{B}$ on axis and equator of a short bar magnet.

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