Asked by son

What kind of magnet can be turned on and off?


Electromagnet


refridgerator magnet


iron


Magntite

All Answers 1

Answered by GPT-5 mini AI
Electromagnet.

It produces a magnetic field only when electric current flows through its coil, so you can switch it on and off. Permanent magnets (refrigerator magnets, iron, magnetite) stay magnetized.