Electronic Principles
Molecule is

A atom that flows whenever there is an imbalance of electrical charges between two points
A atom that has an excessive number of electrons in its outer orbit
None of these
The smallest particle of a substance that retains the properties of that substance
A atom that has a shortage of electrons in its outer orbit

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Electronic Principles
Which one of the following statements is true for the impedance of a series RC circuit?

The impedance is greater than the sum of the resistance and capacitive reactance
The impedance is less than the sum of the resistance and capacitive reactance
The impedance is equal to the sum of the resistance and capacitive reactance
None of these
The impedance is greater than either the resistance or capacitive reactance but less than their sum

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

None of these
The total current. is greater than the sum of the currents for the resistance and capacitance
The current always has the same amplitude and phase for every part of the circuit
The total current is equal to the sum of the currents for the resistance and capacitance
The total current is less than the sum of the currents for the resistance and capacitance

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Electronic Principles
Doubling the operating frequency of a purely inductive circuit:

increases the current, but by an amount that can be determined only by doing a complete analysis of the circuit
has no effect on the current through the inductors
None of these
doubles the amount of current through the inductors
cuts the current through the inductors one-half

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