Physics
State two advantages of an electromagnet over a permanent magnet.
Electro-Magnetism
67 Likes
Answer
An electromagnet has the following advantages over an electromagnet —
- An electromagnet can produce a strong magnetic field.
- The strength of the magnetic field of an electromagnet can easily be changed by changing the current (or the number of turns) in the solenoid.
Answered By
36 Likes
Related Questions
What is an electromagnet? Name two factors on which the strength of magnetic field of an electromagnet depends and state how does it depend on the factors stated by you.
State two ways by which the strength of an electromagnet can be increased.
State two differences between an electromagnet and a permanent magnet.
Why is soft iron used as the core of the electromagnet in an electric bell?