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What advantages does an electromagnet have from a perminant magnet?
Wiki User
∙ 12y ago
An electromagnet can be turned "off" and "on". It was one of the great benefits verses a permanent magnet. If you'll watch video of a salvage yard, you will notice they hoist huge electormagnets to pick up scrap metal, and then cut the magnetism so that they can drop the debris in a desired location
Wiki User
∙ 12y ago
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Is a permanent magnet called a hard magnet or a electromagnet?
Perminant magnet
What are two advantages of a natural magnet over electromagnet?
A natural magnet is permanent - an electromagnet loses its power when it's switched off.
What advantages are there in being to turn a electromagnet on and of?
Being able to turn electromagnetic on and off is what separates it from a normal magnet.
How is an electromagnet different a bar magnet?
a electromagnet is bigger than a bar magnet
Which is better a permanent magnet or an electromagnet?
electromagnet
Which type of magnet is created from an electromagnet?
a temporary magnet can be created by an electromagnet but it can also be created by any type of strong magnet
How is a electromagnet diffrent then a permanent magnet?
By definition an electromagnet is only working when it has a supply of electricity, a Permanent Magnet is always a magnet
Is the worlds biggest magnet a magnet or electromagnet?
the world is
What is a magnet made by electric current?
An electromagnet.
Is electromagnet a permanent magnet?
no
Why will an electromagnet be able to pick up more steel cans than a permanent magnet?
An electromagnet is a stronger magnet.
Is a horseshoe electromagnet bar magnet or a magnet pole a example of a temporary magnet?
An electromagnet is temporary because the field disappears when the current is switched off.
