Electronic Principles
When a series RLC circuit is operating at its resonant frequency:

None of these
the difference between inductive and capacitive reactance is equal to the resistance
inductive reactance is greater than the capacitive reactance
inductive reactance is equal to the capacitive reactance
capacitive reactance is greater than the inductive reactance

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Electronic Principles
A circuit has a Norton current of 10 mA and a Norton resistance of 10 kW. What is the Thevenin circuit?

1000 V and a parallel resistance of 10 kOhm
1000 V and a series resistance of 10 k Ohm
100 V and a parallel resistance of 10 k Ohm
100 V and a series resistance of 10 k Ohm
None of these

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Electronic Principles
Doubling the operating frequency of a purely inductive circuit:

has no effect on the current through the inductors
increases the current, but by an amount that can be determined only by doing a complete analysis of the circuit
None of these
cuts the current through the inductors one-half
doubles the amount of current through the inductors

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

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

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