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Electromagnets are used in many ways. Televisions use electromagnets to direct the electron beam, whereas loudspeakers and earphones use electromagnets to push the diaphragm forwards.
What else can I help you with?
Is carbon dioxide usful?
Yes.
Where can friction be usful?
In a braking system
How do you get experience quick Bin Weevils?
all you have to do is sometimes get usful
What is the process that turns ore into usful metals is called?
Smelting
How are crevices usful to climbers?
They're useful because I'm awesome
How is the wrench usful?
If you didn't have one, how would you work on anything mechanical.
How is the Rosetta stone usful?
The rosetta stone is used to read hierogyphics.
Which is better a permanent magnet or an electromagnet?
electromagnet
What does an electromagnet operator do to release metal attached to the electromagnet?
An electromagnet operator can release metal attached to the electromagnet by turning off the electric current flowing through the electromagnet coils. This de-energizes the electromagnet, causing the magnetic field to dissipate and the metal object to fall off.
An electromagnet becomes storgner when the?
an electromagnet becomes storgner when the.
Why electromagnet is used for separating plastic bags?
An electromagnet can attract the metal, leaving the plastic behind.An electromagnet can attract the metal, leaving the plastic behind.An electromagnet can attract the metal, leaving the plastic behind.An electromagnet can attract the metal, leaving the plastic behind.
What is a magnet made by electric current?
An electromagnet.
