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

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

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

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

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Electronic Principles
The north pole of a magnet is the one:

that would be attracted to the earth's south magnetic pole
that would be repelled by the south pole of another magnet
None of these
that has its molecules arranged in a random pattern
that would be attracted to the earth's north magnetic pole

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Electronic Principles
What is the difference between the kinds of charges for an electron and a proton?

An electron has a positive charge and a proton has a negative charge
An electron has a positive charge and a proton has no charge
None of these
An electron has a negative charge and a proton has a positive charge
An electron has a negative charge and a proton has no charge

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

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

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