8
QuizMultiple Choice
Electromagnetism — Unit test
Question 8 • OR-Science 8
Horatio drew a diagram to illustrate how magnetism is produced by electric currents.
Answer
A
Magnetism is not produced by electric currents unless the wire is coiled.B
The magnetic field does not continually spread outward from the wire.C
The magnetic field is produced inside the wire, not outside of it.D
Magnetism is only produced when a metal bar is placed near the wire.