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How to make an Electromagnet?
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3.1 Analysing Electromagnet
Chapter 3 is a very interesting topic, trust me.. u can create so many cool stuff using magnet.
Magnetic field is something mysterious.. some magician used the concept to trick everyone.
U can also try some interesting stuff.. Just look at this video ,
3.1: Analysing the Magnetic of Current Carrying Conductor
1. First, u must be able to state what an electromagnet is??
An electromagnet is a temporary magnet produced on iron core when a coil of wire is wrapped around it. Current is supplied along the wire which then produces magnetic field. The iron become magnetized temporarily.
Look at video 3.1. This short video helps you understand how electromagnets turn electricity into magnetism.
Video 3.1
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April 18, 2009 at 10:40 PM
sorry teacher, i mean i can't download ur form 4 notes as it says it's a private document... i just manage to download all the form 5 one... If can, can u please send the pdf notes (form 4) to im@davidtn.net??? please... thanks... btw, i got follow all the instruction u said like using firefox and having all adobe setup...
April 23, 2010 at 12:21 PM
Thanks sir.. this helps me a lot.. :)..!!
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