A permanent magnet (i.e. not an electromagnet) will be demagnetised by heating it.
You can change the temperature of a magnet by heating or cooling it. When you heat a magnet, it can lose its magnetism, while cooling a magnet may increase its magnetic strength. Extreme temperatures can also affect the properties of a magnet, so it's important to be cautious when altering its temperature.
Yes it does!
Factors that can weaken a magnet include exposure to high temperatures, physical impacts or drops, and demagnetizing fields. These elements can affect the alignment of the magnetic domains within the magnet, reducing its overall magnetic strength.
No the temperature doesn't the size does.
no
A magnet will not affect the Mirena IUD.
In general, no.
no
yes it does affect magnets ! though cold has little effect on the properties of a magnet , but heat drastically brings about change in properties of a magnet. With increasing temperature, the magnet will gradually lose magnetization until a certain temperature (called the Curie temperature) where the magnetization goes away entirely. In addition to this effect, the domains of the magnet will have a greater chance of changing orientation, further weakening the overall magnetic effect.
NO!!! the strength of magnet is not affected by temperature
Magnets are "demagnetized" by extreme heat. If you boil a magnet in water, the heat will demagnetize the magnet.
Good question. it is because then the heat affects it and then it starts to freeze.