Electronic Principles
The total impedance of a parallel RLC circuit:

is equal to the sum of the values of resistance, inductive reactance and capacitive reactance
None of these
always decreases as the applied frequency increases
is maximum at the resonant frequency
always increases as the applied frequency increases

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

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

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