Electronic Principles
Which one of the following principles best describes the basic operation of a generator?

Current is induced in a conductor that is moving through a magnetic field
Like magnetic poles repel; unlike poles attract
Current flowing through a conductor generates a magnetic field
None of these
Like magnetic poles attract; unlike poles repel

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Electronic Principles
Which one of the following statements best applies to a series RLC circuit?

None of these
The current waveform for each component always has the same amplitude and phase as the applied current
All of these
The sum of the current is always less than the applied current
The voltage waveform for each component always has the same amplitude and phase as the applied voltage

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

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 always less than the smallest amount of current
The same current always flows through every part of a parallel circuit
The total current in a parallel circuit is equal to the total voltage multiplied by the total resistance

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Electronic Principles
The total inductive reactance of a parallel inductor circuit is:

None of these
less than the inductance value of the smallest inductor
equal to the sum of the individual inductive-reactance values
equal to the sum of the individual inductance values
equal to the source voltage divided by total current

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Electronic Principles
A farad is defined as the amount of capacitance necessary for:

dissipating 1 W of power
causing an ac phase shift greater than 90 degree
changing the voltage on the plates at the rate of 1 V per second when 1 A of current is flowing
None of these
storing 1 V for 1 second

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