Electronic Principles
At room temperature an intrinsic silicon crystal acts approximately like

an insulator
a battery
a conductor
a piece of copper wire
None of these

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

dissipating 1 W of power
None of these
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
storing 1 V for 1 second

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

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Electronic Principles
Voltage is

The flow of charged particles through a material
The number of free electrons in an atom
The smallest electrically charged particle
Trie force that causes electrons to flow
None of these

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