What Do You Call It When You Have Loops Of Wire Round An Iron Bar?

5 Letters Starts With A %26quot;T%26quot;

What Do You Call It When You Have Loops Of Wire Round An Iron Bar?
Tesla Coil
Reply:Could be anything. I would say it must be an %26quot;induction coil%26quot;. Remember those days when in O levels studies we could create an electric shock by using a cell battery of 1.5 V?
Reply:Turns.
Reply:Solenoid





http://en.wikipedia.org/wiki/Solenoid
Reply:ELECTROMAGNET
Reply:oh well it doesn%26#039;t start with a %26#039;t%26#039;, but it%26#039;s an electromagnet. the solenoid is the coil of wire, and the bar is soft iron.
Reply:If the wire is energised with electricity you have a solenoid - the electricity induces magnetism in the iron bar.
Reply:its an electromagnet



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