How are magnets used in credit cards?
The strip on the back of your credit card is made up of magnetic particles that contain the account information. Any contact with a magnet or magnetic field can cause the strip to become demagnetized and the card to be ruined. Exposure to magnets can cause the particles in the strip to rearrange, making the card unreadable.
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Some magnets are used to make electric motors and generators.Some magnets are used for car doors,door hinges,computers,hovers,blenders, CD players,washing machines, fax machines, escalators, elevalators,loud speakers,credit cards,tv,fridge doors,toys,jewelry, and elecric toothbrushes, magnets are used in junk yards to make new cars too,magnets are used in roller coasters.These are called electro magnets and you can turn them on and off.and they are also used in the new unistation 360 witch is awesome.
There are no magnets in credit cards. If you're referring to the 'magnetic strip' on the back of the card - it's a secondary system of identifying the card. When you insert your card into an ATM - the machine reads the magnetic strip which connects it to the account-holder's bank. Contrary to popular belief - it does not contain the PIN associated with the card.
Magnets are actually used in most of the items we use today, such as: * car doors * door hinges * computers * hoovers * blenders * CD players * washing machines * fax machines * escalators * elevators * loud speakers * credit cards * TVs * fridge doors * toys * jewelry * electric toothbrushes * junk yards * roller coasters *fridge magnets
Magnitism was first used by sailors to help them when they are on journeys. Magnets now can be used in everyday life. There are washing machines which can close shut without you closing it. Credit cards have magnetic pull to them at the bootom line. It is there to make sure you have financial problems
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