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

The total current leads the total voltage by less than 90
The current always has the same amplitude and phase for every part of the circuit
The total current is equal to the sum of the currents through the resistance and inductance
The total current is less than the sum of the currents through the resistance and inductance
None of these

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Electronic Principles
The rms value of a sine waveform is:

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

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

None of these
The same current flows through every part of a series circuit
The total current in a series circuit is equal to the sum of the currents flowing through the individual components in the 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

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