Electronic Principles
Doubling the diameter of the coil in an inductor:

multiplies the value of inductance by two
reduces the value of inductance by one-half
reduces the value of inductance by one-fourth
multiplies the value of inductance by four
None of these

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

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

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