What is a ferromagnetic substance?

What is ferromagnetic substance? Why it cannot be magnetised beyond a certain limit?

What are ferromagnetic substances?

What are ferromagnetic substances? Give examples.

What are ferromagnetic substances? Give examples.

What is the effect of heat on ferromagnetic substance?

State the properties of ferromagnetic substances .

Write two properties of ferromagnetic substances .

Give any two points of difference between diamagnetic and ferromagnetic substances.

How does hysteresis loop differ in hard and soft ferromagnetic substances?

Explain the behaviour of a ferromagnetic substance before and after application of external magnetic field.