What is a hard ferromagnetic substance?

  • A
    $A$ substance that is easily magnetized and demagnetized.
  • B
    $A$ substance that retains its magnetism even after the external magnetic field is removed.
  • C
    $A$ substance that has high magnetic permeability and low retentivity.
  • D
    $A$ substance that is used to make temporary magnets.

Explore More

Similar Questions

The variation of magnetic susceptibility $(\chi )$ with temperature for a diamagnetic substance is best represented by:

The susceptibility of tungsten is $6.8 \times 10^{-5}$ at temperature $300 \ K$. The susceptibility at temperature $400 \ K$ is

The magnetic susceptibility of a paramagnetic substance is:

Domain formation is the necessary feature of

Among the following properties describing diamagnetism, identify the property that is wrongly stated.

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo