Electronic Principles
Doubling the number of turns of wire in an inductor:

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

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Electronic Principles
When a parallel RLC circuit is operating at its resonant frequency:

None of these
inductive reactance is greater than the capacitive reactance
the difference between inductive and capacitive reactance is equal to the resistance
capacitive reactance is greater than the inductive reactance
inductive reactance is equal to the capacitive reactance

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Electronic Principles
Which one of the following statements is true for the currents in a parallel RL circuit?

The total current leads the total voltage by less than 90
The total current is equal to the sum of the currents through the resistance and inductance
None of these
The total current is less than the sum of the currents through the resistance and inductance
The current always has the same amplitude and phase for every part of the circuit

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