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

has no effect on the total circuit current
None of these
doubles the amount of total current
cuts the total current by one-half
thrice the amount of total current

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Electronic Principles
Which one of the following phrases most accurately describes a purely capacitive circuit?

None of these
Capacitive reactance provides the only opposition to current flow
Resistances provide the only opposition to current flow
Combinations of resistance and capacitive reactance provide any opposition to current flow
The ac voltage leads the current by 90 degree

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