Electronic Principles
Which one of the following is a statement of KirchhofFs voltage law?

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

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Electronic Principles
Which one of the following statements most accurately reflects the nature of ac power?

The current in an ac circuit flows in one direction, but changes value periodically
The current in an ac circuit flows in one direction at a steady level
The current in an ac circuit flows in two directions at the same time
None of these
The current in an ac circuit changes direction periodically

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

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

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