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Electromagnets come in multitudes of shapes and sizes. However, the most common electromagnets have copper wire wrapped around them that are energized when electricity is applied.
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∙ 9y ago
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What was the purpose for inventing electromagnets?
The use for the electromagnet is to pick up scraps in junk yards. Electromagnets can be 'turned off' so you can pick something up and drop it in another place. You can't do that with a permanent magnet. They have other uses like locks, relays switches. Look up electromagnets in wikipedia.
What is the flow of electromagnets called?
Electromagnets
Do electromagnets affect glue?
Electromagnets do not affect glue.
How are electromagnets different from magnets?
You can turn electromagnets on and off.
Do lamps use electromagnets?
No. It's more like a cathode ray tube.
What are some of the uses of magnets and electromagnets in our daily life?
like using laptop
Do food processors have electromagnets?
Yes, food processors do have electromagnets.
Are all electromagnets magnetic?
All electromagnets are magnetic when they are turned on.
How are electromagnets different from permanent magnet?
You can turn electromagnets on and off.
Where use electromagnets?
Inside of electric motors are electromagnets and permanent magnets. In a metal junk yard large electromagnets are used to pick up metal. In MRI's large electromagnets are used for imaging.
What are the electromagnets called that are used at junkyards?
The electromagnets that are used in junkyards are called just that, electromagnets. They are used to sort out different types of metals.
Does an iron box use electromagnets?
no there is no use of electromagnets in iron box
