Electronic Principles
Suppose a voltage source has an ideal voltage of 15V and a source resistance of 0.2W. For what values of load resistance will the voltage source appear stiff?

20 Ohm
30 Ohm
None of these
100 Ohm
10 Ohm

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Electronic Principles
Waveforms are graphs that show:

frequency on the vertical axis and amplitude on the horizontal axis
the passage of time on the vertical axis and amplitude on the horizontal axis
amplitude on the vertical axis and frequency on the horizontal axis
amplitude on the vertical axis and the passage of time on the horizontal axis
None of these

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Electronic Principles
Which one of the following statements applies to common auto batteries?

Auto batteries are primary dry-cell batteries
None of these
Auto batteries are secondary dry-cell batteries
Auto batteries are secondary wet-cell batteries
Auto batteries are primary wet-cell batteries

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

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

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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 attract; unlike poles repel
Like magnetic poles repel; unlike poles attract
None of these
Current flowing through a conductor generates a magnetic field

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