Electronic Principles
The total inductive reactance of a parallel inductor circuit is:

None of these
equal to the source voltage divided by total current
equal to the sum of the individual inductive-reactance values
equal to the sum of the individual inductance values
less than the inductance value of the smallest inductor

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Electronic Principles
The rms value of a sine waveform is:

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

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Electronic Principles
Which one of the following statements most accurately applies to the frequency of a waveform?

None of these
The longer the period of a waveform, the lower its frequency
The higher the amplitude of a waveform, the higher its frequency
Unless specified otherwise, the frequency of a waveform is assumed to be 60 Hz
The actual frequency of a sine waveform is 1.41 times the working frequency

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Electronic Principles
Which one of the following statements most accurately describes the nature of inductive reactance?

Inductive reactance is an opposition to current flow in ac circuits
Inductive reactance is a force that tends to overcome the effects of counter emf
Inductive reactance is another term for counter emf
Inductive reactance is an opposition to current flow in dc circuits
None of these

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Electronic Principles
Which one of the following is a direct statement of Ohm's law?

The voltage drop across a resistance is proportional to the value of resistance and the amount of current flowing through it
The total resistance of a parallel circuit is less than the value of the smallest resistance
The algebraic sum of voltages in a loop is equal to zero
None of these
The algebraic sum of currents entering and leaving a point is equal to zero

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