Magnetic field of an inside out electromagnet?

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kolleamm
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What if an electromagnet's core is on the outside? How would it's magnetic field look? (The wire being wrapped in coils on the inside of a tube or pipe looking metal)
 
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What generates the magnetic field? The coils or what the coils are wrapped around?
 
Vanadium 50 said:
What generates the magnetic field? The coils or what the coils are wrapped around?
It would be the coils in this case
 
OK, so what does that suggest about the answer to your question?
 

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