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In 1825 an Englishman named William Sturgeon and Francis Watkins made the first electromagnet . They used a horseshoe shaped piece of iron, coiled 16 loops of wire around it, and ran electricity through it. It could pick up 9 pounds of metal.
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How are electromagnets different from magnets?
You can turn electromagnets on and off.
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.
How are electromagnets diffrent to either temporary or pemanent magents?
Electromagnets can be turned on and off.
What is one advantage of using electromagnets instead of permanent magnets?
Electromagnets can be turned off and off
What did william sturgeon invent?
William Sturgeon invented the first Electromagnets and the first practical English electric motor.
Who invented the junkyard electromagnet?
Wrap wire around a metal core. Like all other electromagnets.
Who invented the doorbell?
The doorbell was invented by Joseph Henry in 1831. He was 34 years old and was interested in electromagnets at the time.
What is the flow of electromagnets called?
Electromagnets
Who invented the elctromagnet-Will sturgeon or Andre ampere?
An electromagnet is a magnet in which the magnetic field is made by an electrical current. William Sturgeon, an English physicist and inventor, invented the first electromagnets.
Do electromagnets affect glue?
Electromagnets do not affect glue.
How are electromagnets different from magnets?
You can turn electromagnets on and off.
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.
