Electronic Principles
Which one of the following statements most accurately describes the nature of inductive reactance?

None of these
Inductive reactance is a force that tends to overcome the effects of counter emf
Inductive reactance is another term for counter emf
Inductive reactance is an opposition to current flow in ac circuits
Inductive reactance is an opposition to current flow in dc circuits

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Electronic Principles
The south pole of a magnet is the one:

that has its molecules arranged in a random pattern
that would be attracted to the earths north magnetic pole
that would be attracted to the earth's south magnetic pole
that would be repelled by the north pole of another magnet
None of these

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