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Why is an electromagnet considered to be a temporary magnet?
An electromagnet acts as a magnet only while electricity is passing through the coil. Once the electricity is turned off, the electromagnet ceases being a magnet. Electromagnets are much used in scrapyards. Attached to a crane, metal is picked up and deposited into railway wagons, or road haulage vehicles, to be sent for recycling.
What magnet is used in a hair dryer?
An electromagnet is used.;)
When would you want to use an electromagnet rather than a permanent magnet?
When you need a magnet you can turn on and off an electromagnet is used.
What are 3 ways electromagnet used?
in door bells,
Why is there a limit to the amount of current that can be used in an electromagnet?
It could overheat
A magnet can be switch on and off?
An electromagnet can - for example in scrapyards where a crane picks up a car with power on, then drops it when power switched off.
What are electro magnets used in?
car wreck (scrapyards) metel dedectors at airports
Why is an electromagnet considered to be a temporary magnet?
An electromagnet acts as a magnet only while electricity is passing through the coil. Once the electricity is turned off, the electromagnet ceases being a magnet. Electromagnets are much used in scrapyards. Attached to a crane, metal is picked up and deposited into railway wagons, or road haulage vehicles, to be sent for recycling.
Where can you find a helicopter control stick from a junked bird?
There are aircraft scrapyards where these are easy to get. Search "aircraft surplus", "aviation scrapyards", etc.
How can an electromagnet be used in a scrapheap?
== ==
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.
What kind of magnet is used in the hotel room door?
Electro Magnetic is correct
What magnet is used in a hair dryer?
An electromagnet is used.;)
Where can I find wrecked cars for sale?
No, but generally local junkyard and scrapyards that often tow in wrecks will be willing to part with them if offered cash. It is possible to find local scrapyards online.
What is an example of a sentence using the word electromagnet?
Electromagnets are widely used now. Instead of traditional magnets.
How is an electromagnet used in a radio?
to produce sound
Where can one find used Vauxhall parts in the UK?
Used Vauxhall parts in the UK can be obtained from scrapyards and breaker's yards, or can be sourced by repair mechanics. They can also be bought from eBay.
