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Electromagnets have an electric current running through them that enables there conductive power to be strengthened. However, a magnets full conductive power can never be "turned off/on".
Wiki User
∙ 13y ago
A magnet that can be turned on and off is called an electromagnet. It works by running an electric current through a wire coil to generate a magnetic field, which can be controlled by turning the current on or off.
Wiki User
∙ 15y agoElectromagnets
Wiki User
∙ 15y agoAn electromagnet.
Wiki User
∙ 11y agoa non-permanent magnet
Wiki User
∙ 11y agoElectromagnet
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Is electromagnet a permanent magnet?
No, an electromagnet is not a permanent magnet. It is a magnet that produces a magnetic field when an electric current is passed through it, and the magnetic field disappears when the current is turned off.
How is a solenoid similar to a magnet?
A solenoid acts like a magnet when an electrical current is sent through the coil. A permanent magnet is magnetic all the time. Therefore, they are similar when both act like a magnet, but not when the solenoid is turned off.
What is an advantage of using an electromagnet rather than a regular magnet?
One advantage of using an electromagnet over a regular magnet is its controllability. The strength of an electromagnet can be adjusted by varying the amount of current flowing through it, providing flexibility for different applications. Additionally, electromagnets can be turned on and off easily by controlling the flow of electricity.
Is the magnet in a compass a permanent magnet or a electromagnet?
The magnet in a compass is a permanent magnet. Its magnetic field aligns with the Earth's magnetic field, allowing the compass needle to point north.
Can electromagnets be turned on and off easily?
Yes.Electromagnets turn on when an electrical current is sent through the wiring wrapped round the iron core. It ceases to be magnetised when the current is turned off.
What magnet can be switched on and off?
An electro-magnet can be turned on and off.
What is a magnet that can be turned off?
An electromagnet.
Is a strong magnet that can be turned on and off?
an electromagnet
What is a strong magnet that can be turned on and off.?
an electromagnet
What is the use of a Electromagnet in cranes?
To have a magnet that can be turned on and off.
What is a nail called when its turned into a magnet?
it is called a thingymajig hahaha no It is a Metal compound
An advantage of an electromagnet (in contrast to a bar magnet) is?
An electromagnet can be turned on and off.
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 is a scrapyard magnet?
a scrap yard magnet is an electro magnet used to pick up bits of metal. this is used because it can drop the metal because it can be turned on and off
How are electro magnets different from other magnets?
An electromagnet can be turned on and off, with an electric current and a magnet can not turn off
Is electromagnet a permanent magnet?
No, an electromagnet is not a permanent magnet. It is a magnet that produces a magnetic field when an electric current is passed through it, and the magnetic field disappears when the current is turned off.
What are facts about the scrap yard magnet?
A scrapyard magnet is a large magnet that attracts materials such as colbolt, iron, nickel. It can be turned on and off, and when you turn off the magnet it drops all the scrap, it is taken by truck or train car and then it goes to a recycling plant.as it moves it holds scrap and takes it to another pile.
