Electronic Principles
The period of a waveform is:

the number of cycles completed in one second
equal to 0.707 times the peak amplitude
the time required for the voltage to rise from 10% to 90% of the peak amplitude
None of these
the time required to complete one full cycle

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Electronic Principles
The total impedance of a parallel RLC circuit:

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

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