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The bar magnet and the electromagnet act identical. The difference being a electromagnet is a coil of wire that has a power source connect to both ends, this energizes the coil with an electromagnetic field.

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Q: What does a electromagnet have that a bar magnet does not have?
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Related questions

How is an electromagnet different a bar magnet?

a electromagnet is bigger than a bar magnet


An advantage of an electromagnet (in contrast to a bar magnet) is?

An electromagnet can be turned on and off.


Where are the two types of electromagnet and a bar magnet commonly used?

I'm not sure where a bar magnet is used, but an electromagnet is used in junkyards, and in some laboratories.


If an electromagnet were used instead of a bar magnet to pick up nails the electromagnet would do what?

It will pick up the nails the same way a bar magnet would do!


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.


How are electromagnet and a bar magnet alike?

Both are magnetic.


The magnetic field of an electromagnet is similar to that of a magnet?

bar


What is the magnetic field of an electromagnet similar to?

a bar magnet...


What is the difference in a common bar magnet and an electromagnet?

The comon bar magnet has two poles, and the electromagnet can be turned on and off also the electromagnet uses electricity to create a magnetic field in the first place. so the difference is normal magnet cant be turned on and off but the electromagnet can. does that answer ur question?


What advantage does a electromagnet have over a bar magnet?

The electromagnet can be turned on and off depending on whether it's needed or not.


What advantage does an electromagnet have against a bar magnet?

With an electromagnet, the magnetism can be turned on and off according to the whim or need of the operator.


How are the uses of an electromagnet different from those of a permanent bar magnet?

A bar magnet is made from magnet materials and has a magnetic field at all times. An electromagnetic is not naturally magnet and only has a magnetic field when electricity is passed through it.