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My dad told me that I should not put magnets on my refrigerator door that it makes the door rust form the inside out? Is there any truth to that?
It makes sense that since some magnets are called "permanent magnets," other magnets should be called "temporary magnets." But since when did English make sense? We usually call them "electromagnets" instead. Electromagnets are used in most electric motors, and cranes that lift scrap metal. They're also used in relays and the write heads of tape recorders (including video tape recorders).
When a substance is heated up, it emit heat radiation. In such way substance keep on losing heat energy. Thus a way that increase heat losing can lower heat of substance. Water can used as heat absorber.
It is because induction of electricity depends on rate of change of flux and it means the speed of magnet
because the filament should be heated so the resistance should be high .so it uses a long and thin wire
Magnets should not be heated or hammered because it disturbs alignment
Small magnets should be fine, industrial strength magnets may cause problems in the cockpit
I dont think you can ---- If you super-heat the magnets, it will demagnetize them, thus stopping the "pulling power" of the magnets. Basically stick the magnets in a vat of super boiling water, that should be sufficient enough heat to demagnetize the magnets.
No.You should find how much it can attract other things.
Most people beleive the decision was right.
it should be heated at 500°c
deodorant should not be heated because all the particles inside don\'t have the strength to get heated because of all the heat that\'s added to it.
How many should have been electrically heated.
it should be heated at 500°c
Unopened can will explode if heated directly on a stove.
Well, they are both magnets for starters. Depending on their sizes, they should have a similar amount of magnetic strength. Rey are different because a rusty magnet isn't as powerful as a normal magnet, but they should both work.
Advertising magnets are generally safe for your vehicles paint as long as care is taken while displaying them. You should try to limit moving the magnets while they are attached to avoid scratching the paint in any way. Care should also be taken when applying and removing the magnets this should be done often to clean any residual dirt and grime build up from around the magnets and on your car. With the proper care steps being followed advertising magnets shouldn't pose a hazard to your car's paint job.