why are some pieces of iron more magnetic than others?

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Answered: How are magnets made?

We actually make four types of magnet, each intended for specific use: DC Electromagnet. The most basic variety of this sort of magnet is made by simply wrapping a steel core (an ordinary nail) with 22 gauge insulated wire. Powered with an ordinary flashlight battery, this basic electromagnet ...

Answered: Why don't magnetic access cards/key cards erase credit cards?

The stripe on the back of your credit cards is made of mylar tape and ferrite powder. It requires a powerful magnetic pulse to re-orient the individual ferrite particles. The pulse must also be directed in an extremely narrow beam, with the card moving at a specific rate while the ferrite granules ...

Answered: Where can i found an autism hello kitty magnet for my car?

You can find all kind of magnets and sizes at - cafepress.com - you can get a car size magnet, that you can make yourself too. (instructions are self explanatory). You can also get a car magnet at - vistaprint.com - and different sizes, even large/door-size magnet of 'Hello Kitty' good luck ...

Answered: What are the magnetic fields in a container with water and magnetic bar

Isolated agitation systems use bar or disc magnets and a rotating electromagnetic field beneath a closed vessel. These systems are needed with extremely corrosive products, products that must maintain exceptional purity, and products stored at very high pressure, where packing glands may not ...

Answered: Magnetabs small magnets on peice of tape used for painful joints

Hey, DUHDddddave, did you send Sparkys Mom a larger therapeutic magnet.

Answered: Hi, my name is Dale and i have a cast iron piece ...

Hi, i found the answer to my question. It is a fire starter. The long handle with the white thing on the end is the part you soak in kerosene or lamp oil. Then you light it and use it to start your fire. The cast iron pot i presume is to put your firestarter in when you are finished. Thankyou all ...
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Why would spy use a strong magnet

There are many uses for powerful magnets, some -- alas -- are truly nasty. One of my students developed an oddly shaped magnet that spun at very high speed in a glass vacuum chamber, and wreaked havoc on radio traffic until I tracked this little mad scientst down and took a crowbar to his ...

The Magnetic Personality is a tutorial book?

A person with a truly magnetic personality does not have to be the "life of the party" or the "class clown" in order to attract attention. Instead, he or she may say very little in the way of idle conversation or chit-chat. What a person with a magnetic personality does best is make everyone he or ...

Magnetic clasp

Hi, ----------- Yes, you can try to make the magnet stronger simply by magnetizing it (put it through a magnetic field). It depends what it is made of (materials) and if it is saturated or not. ------ Best regards,

What are the effects of ingesting to much iron ...

If you are Caucasian, your skin will turn yellow and perhaps even the whites of your eyes. The color is not permanent. Also, your stool will be black for awhile, but that too will dissapate.