railway RRB JE (CBT I + CBT II) Mock Test 2024 Engineering Materials Science Structure and Properties of Engineering Materials Properties of Materials
The following figures give the schematic arrangements of spins of four different types of magnetic materials:
I.
II.
III.
IV.
The ferromagnetic and ferrimagnetic materials refer to the arrangements
1
I and II respectively
2
II and III respectively
3
I and III respectively
4
II and IV respectively