Question 108: Magnetism and Matter

Question

Hysteresis loops for two magnetic materials $A$ and $B$ are given below :
These materials are used to make magnets for electric generators, transformer core and electromagnet core. Then it is proper to use :
![](https://app-content.cdn.examgoal.net/fly/@width/image/1l7zdpli2/e018a0a8-e34b-4a51-8692-0293b5afaeba/2edb57a0-32f0-11ed-8cf6-c1445513adbd/file-1l7zdpli3.png?format=png)

Accepted Answer

Graph $\left[ A \right]$ is for material used for making permanent magnets (high coercivity)
Graph $\left[ B \right]$ is for making electromagnets and transformers.

Answer

$A$ for transformers and $B$ for electric generators.

Answer

$B$ for electromagnets and transformers.

Answer

$A$ for electric generators and transformers.

Answer

$A$ for electromagnets and $B$ for electric generators.

Magnetism and Matter

Hysteresis loops for two magnetic materials A and B are given below : These materials are used to make magnets for electric generators, transformer core and electromagnet core. Then it is proper to use :

Choose the correct answer: