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2006-08-23 07:09:24 · 3 answers · asked by john p 1 in Science & Mathematics Physics

3 answers

Many materials which are not intrinsically magnetic but possess the ability to become so can be temporarily caused to act like a magnet.

So suppose you have a bar of iron that is not a magnet. If you stick a magnet to it, the influence of the magnetic field will temporarily TURN the bar into a magnet. That's how they stick together. If you then seperate the magnet from the bar, the bar will go back to just being a regular bar of iron (generally speaking).

So induced magnetism is when something that is not a magnet is turned into one temporarily by the influence of another magnet. Electric current is not required, though it can be another example of a magnet (the wire with current) inducing magnetism into another object. Hope that helps!

2006-08-23 07:17:53 · answer #1 · answered by Doctor Why 7 · 0 0

Magentism in iron and steel is by using teams of iron atoms aligning so as that their magnetic moments all element interior the comparable course in area. those communities are stated as magnetic domain names. there are multiple domain names in even a small piece of iron or steel and decrease than time-honored circumstances, each and each domina factors its magnetic ifled in some random course. the internet consequence is that the rion or steel isn't magnetized. while a magnet is introduced on the ingredient of the iron or steel pattern, the domain names in teh pattern get aligned by the magnetic fiedl because of the magnet. This makes the pattern magnetic. Now iron interior of reason delicate for a steel which permits the domain names to re-aling if some exterior potential is appled. merely room temperature warmth factors adequate potential to enable the domain names to start to bypass and since the magnetised state is an volatile equillibrium state, the rion pattern looses is magnetism fairly at as quickly as. Stell, on the different hand is complicated, and the domain names require greater potential than is available from time-honored warmth aspects as a manner to bypass.

2016-12-11 13:51:55 · answer #2 · answered by Anonymous · 0 0

magnetism created by an electric current in a conducting material. (preferably a loop, but not necessarily)

ie: it's magnetism created by an electric circuit, not by a magnet.

2006-08-23 07:13:23 · answer #3 · answered by Anonymous · 0 0

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