Electronic Principles
The peak value of a sine waveform is:

the amplitude at 90% of the maximum value
the maximum positive or negative value
the amplitude at 70.7% of the maximum value
None of these
the amplitude at 1.41 times the maximum value

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Electronic Principles
Which one of the following statements best applies to a parallel 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 total impedance of a parallel RLC circuit:

is equal to the sum of the values of resistance, inductive reactance and capacitive reactance
always increases as the applied frequency increases
None of these
always decreases as the applied frequency increases
is maximum at the resonant frequency

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