Share
Notifications

View all notifications

State Two Differences Between an Electromagnet and a Permanent Magnet. - Physics

Login
Create free account


      Forgot password?

Question

State two differences between an electromagnet and a permanent magnet.

Solution

Electromagnet 

Permanent magnet 

It is made up of soft iron 

It is made up of steel 

The magnetic field strength can be changed 

The magnetic field strength cannot be changed 

Electromagnets of very strong field can be made. 

Permanent magnets are not so strong. 

 

  Is there an error in this question or solution?

APPEARS IN

 Selina Solution for Concise Physics for Class 9 ICSE (2018 (Latest))
Chapter 10: Magnetism
Exercise - 10(B) | Q: 11 | Page no. 212
Solution State Two Differences Between an Electromagnet and a Permanent Magnet. Concept: Introduction of Electromagnet and Its Uses.
S
View in app×