Electronic Principles
Which one of the following is a statement of Kirchhoffs current law?

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

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

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

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