A permanent magnet

  • A

    Attracts all substances

  • B

    Attracts only magnetic substances

  • C

    Attracts magnetic substances and repels all non-magnetic substances

  • D

    Attracts non-magnetic substances and repels magnetic substances

Similar Questions

The dipole moment of a short bar magnet is $1.25\, A-m^2$. The magnetic field on its axis at a distance of $0.5$ metre from the centre of the magnet is

The magnetism of magnet is due to

A magnetic needle of negligible breadth and thickness compared to its length, oscillates in a horizontal plane with a period $T$. The period of oscillation of each part obtained on breaking the magnet into $n$ equal parts perpendicular to the length is

Write the difference between electric field lines and magnetic field lines.

The magnetic potential due to a magnetic dipole at a point on its axis situated at a distance of $20 \mathrm{~cm}$ from its center is $1.5 \times 10^{-5} \  \mathrm{Tm}$. The magnetic moment of the dipole is___________ $\mathrm{Am}^2$. (Given : $\frac{\mu_0}{4 \pi}=10^{-7} \  \mathrm{TmA}^{-1}$ )

  • [JEE MAIN 2024]