You are watching: The strength of an electromagnet can be increased by
Electromagnets are a different from permanent magnets. Electromagnets space made that coils of wire with power passing with them. Relocating charges create magnetic fields, so once the coils of cable in one electromagnet have an electric current passing with them, the coils behave like a magnet.
See more: Bruce Bruce Weight Loss Before And After, Bruce Bruce Weight Loss
When the electrical energy stops flowing, the coils don’t act choose a magnet anymore. Electromagnets are used in a many electronic gadgets when magnetic pressures are only ncg-tower.comssary for quick periods of time.