Multiple Choice
A magnetic compass is placed near an insulated copper wire. When the wire is connected to a battery, the compass needle changes position.Which of the following is the bestexplanation for the movement of the needle?
A) The copper wire magnetizes the needle to create a force.
B) The needle magnetizes the copper wire to create a force.
C) The current in the wire produces a magnetic field and exerts a force on the needle.
D) The insulation on the wire becomes energized and exerts a force on the needle.
Correct Answer:
Verified
Correct Answer:
Verified
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