Electronic Principles
The rms value of a sine waveform is:

the number of cycles completed in one second
the time required to complete one full cycle
equal to 1.41 times the peak amplitude
equal to 0.707 times the peak amplitude
None of these

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

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

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Electronic Principles
The total impedance of a parallel RLC circuit:

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

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