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

The total resistance of a parallel circuit is less than the value of the smallest resistance
The algebraic sum of currents entering and leaving a point is equal to zero
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
None of these

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

The impedance is greater than either the resistance or capacitive reactance but less than their sum
The impedance is less than the sum of the resistance and capacitive reactance
The impedance is equal to the sum of the resistance and capacitive reactance
The impedance is greater than the sum of the resistance and capacitive reactance
None of these

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Electronic Principles
The south pole of a magnet is the one:

that would be attracted to the earth's south magnetic pole
None of these
that would be attracted to the earths north magnetic pole
that has its molecules arranged in a random pattern
that would be repelled by the north pole of another magnet

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