Electronic Principles
Doubling the operating frequency of a capacitive circuit:

has no effect on the capacitive reactance
multiplies the capacitive reactance by 6.28
cuts the capacitive reactance in half
None of these
doubles the amount of a capacitive reactance

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

The total resistance of a parallel circuit is equal to the total voltage
None of these
The total resistance is equal to the sum of the individual resistances in a parallel circuit.
The total resistance in a parallel circuit is equal to the average value of the individual resistances
The total resistance of a parallel circuit is always less than the value of the smallest resistance

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

The total current in a parallel circuit is always less than the smallest amount of current
The amount of current flow through each branch of a parallel circuit can be different, depending on the resistance of each branch part and the amount of voltage applied to it
None of these
The total current in a parallel circuit is equal to the total voltage multiplied by the total resistance
The same current always flows through every part of a parallel circuit

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