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When is a magnetic field generated? A. whenever a wire is in contact with a permanent magnet B. at the instant when the current through a wire stops C. whenever a current is passing through a wire D. at
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When is a magnetic field generated?

A.
whenever a wire is in contact with a permanent magnet
B.
at the instant when the current through a wire stops
C.
whenever a current is passing through a wire
D.
at the instant when the current changes direction

User Niroj Adhikary
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1 Answer

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When is a magnetic field generated...

C. whenever a current is passing through a wire

(I know for a fact that they are generated whenever an electrical charge is in motion) hope this helps

sorry if i got it wrong :(

User Curtis M
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