Electronic Principles
What is the total resistance of a parallel circuit that contains two resistors having values of 220 ohm and 470 ohm?

220 ohm
150 ohm
None of these
445 ohm
690 ohm

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

None of these
The current waveform for each component always has the same amplitude and phase as the applied current
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

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

The same current flows through every part of a series circuit
The amount of current flow through each part of a series circuit can be different, depending on the resistance of each part and the amount of voltage applied to it
The total current in a series circuit is equal to the total voltage multiplied by the total resistance
The total current in a series circuit is equal to the sum of the currents flowing through the individual components in the circuit
None of these

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Electronic Principles
Which one of. the following phrases most accurately describes the nature of a pulsating dc voltage?

None of these
The voltage reverses polarity periodically
The voltage remains at one polarity and at a steady level
The voltage remains at one polarity but changes value periodically
The voltage causes current to flow in two directions at the same time

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Electronic Principles
What is a free electron?

None of these
An electron that has been freed from its parent atom
An electron that costs nothing
An electron that has twice the amount of charge of a normal electron
An electron that has no electrical charge

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