Electronic Principles
A farad is defined as the amount of capacitance necessary for:

None of these
changing the voltage on the plates at the rate of 1 V per second when 1 A of current is flowing
causing an ac phase shift greater than 90 degree
storing 1 V for 1 second
dissipating 1 W of power

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Electronic Principles
The total impedance of a parallel RLC circuit:

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

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