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There are many applications of permanent magnets.
Many children's toys have magnets to hold parts together, for example small trains.
There was a game called pick-up sticks done with magnets.
Apple Computer Co uses magnets to hold the power supply to laptops to help prevent damage when disconnecting the cord.
Hard drives have magnets as part of the movement mechanism.
Some of the more highly efficient motors and generators have permanent magnets. Also note that motors and generators can be made to be brushless to prevent the wear and maintenance on the brushes, often using permanent magnets. Windmill Generators.
Blackberry uses a magnet to sense when the cell phone is in the cradle and to shut off the screen of their cell phones.
Refrigerator Magnets.
Removable Signs & Labels.
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Compasses.
Parts Retrievals.
Screwdrivers and tools that hold onto the screws.
Simple clasps on purses, cases, etc.
The uses of various types of magnets are almost endless.
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∙ 14y ago
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Are permanent magnets only attracted to other permanent magnets?
No, they are attracted to: Other permanent magnets Solenoids Iron Wires with current running through them
How are permanent magnets bad?
Permanent magnets aren't bad. period. I do not know where you heard that but whatevs..
Where can I find permanent magnets?
Permanent magnets can be purchased from sites such as Magnet Sales and PML India. A permanent magnet is more resistant to factors that would demagnetise it than regular magnets.
What is the difference between a permanent and non permanent magnet?
Permanent magnets are bar magnets or horse shoe magnets which has magnetism at all times. But non permanent also known as temporary magnets are usually electromagnets which would have magnetism only when current flows through the coil that surrounds it.
Why aren't permanent magnets really permanent?
They can be demagnetized. Because nothing can be permanent :-)
What types of magnets are harder to magnetize but retain magnetism much longer?
permanent magnets
What is true of permanent magnets?
Permanent magnets contain a current-carrying wire.
Are permanent magnets only attracted to other permanent magnets?
No, they are attracted to: Other permanent magnets Solenoids Iron Wires with current running through them
Are electromagnetic magnets permanent?
No, electromagnets are not permanent.
How are permanent magnets bad?
Permanent magnets aren't bad. period. I do not know where you heard that but whatevs..
Where can I find permanent magnets?
Permanent magnets can be purchased from sites such as Magnet Sales and PML India. A permanent magnet is more resistant to factors that would demagnetise it than regular magnets.
What is the difference between a permanent and non permanent magnet?
Permanent magnets are bar magnets or horse shoe magnets which has magnetism at all times. But non permanent also known as temporary magnets are usually electromagnets which would have magnetism only when current flows through the coil that surrounds it.
What type of magnets are harder to magnets but retains magnetism much longer?
permanent magnets
A permanent magnet can affect?
A permanent magnet can affect magnets and electromagnets.
Why aren't permanent magnets really permanent?
They can be demagnetized. Because nothing can be permanent :-)
How are temporary and permanent magnets alike?
Yes Permanent magnets is the term used to describe magnets that are always magnetic, an non permanent magnet would be an electro magnet which is only a magnet when an electric current is put through it.
What do magnets attract that electromagnets do not?
Nothing, elctro magnets act just the same as permanent magnets
