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What creates the magnetic field in an electromagnet? magnetic fields around a straight wire electric current through a straight piece of metal electric current through a wire coil all of these
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5 votes
What creates the magnetic field in an electromagnet?

magnetic fields around a straight wire

electric current through a straight piece of metal

electric current through a wire coil

all of these

User Tiamo Idzenga
by
7.7k points

2 Answers

4 votes

Answer:

b

Step-by-step explanation:

User Derp
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7.2k points
3 votes

Answer:

electric current through a wire coil

?

Step-by-step explanation:

User Maciej S
by
7.0k points
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