Question

 When are electromagnets used?

Answer An electromagnet is a magnet that has its field generated by electric current. It is no longer magnetic when the current is stopped. Electromagnets allow many common devices to work.SpeakersElectro... Read More »
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Top Q&A For: When are electromagnets used

What are electromagnets?

Electromagnets are magnets that use electricity to gain their magnetic properties. They are made up of a metal coil that is wrapped around an iron core. Powering the coil induces strong magnetic pr... Read More »
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How do electromagnets get their name?

Electro- is a prefix that means electrical. For example, electromechanical mean electrical machines and electroplating means plating (layering with a thin metallic film) by electrical means. Elect... Read More »
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What are electromagnets used in?

The electromagnet is important, according to NASA's Kid's Science Network, as it allows magnets to be used in a variety of situations and machines with the ability to turn off the magnet to either ... Read More »
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Items That Use Electromagnets?

An electromagnet is a coil of wire that has an electric current passing through it. When this process occurs, a magnet field is created. This field has many practical uses in the world around us--f... Read More »
http://www.ehow.com/info_8504909_items-use-electromagnets.html


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