Physics
Which of the following is made when electricity is passed through it?
- Lodestone
- Natural magnet
- Permanent magnet
- Electromagnet
Magnetism
1 Like
Answer
Electromagnet
Reason — An electromagnet is a device in which magnetic field is produced by the flow of electric current such that the magnetic field generated lasts as long as there is current in the circuit.
Answered By
1 Like
Related Questions
Which method of making magnets involves the use of two magnets?
- Single touch method
- Double touch method
- Magnetic induction
- Electrical method
Which of the following is an example of permanent magnets?
- Door of the refrigerator
- Door bell
- Generators
- Electric cranes
Which is not a method of demagnetising a magnet?
- Heating
- Hammering
- Suspending
- Alternating current
Which of the following is an example of a magnetic keeper?
- Steel
- Nickel
- Soft iron
- Electromagnet