Exam 20: Parallel Alternating-Current Circuits

The phase angle of a parallel R-L circuit is the angle whose cosine is the ratio of

The admittance of a parallel a.c. circuit is the __________ its conductance and susceptance.

The reference phasor for a parallel a.c. circuit is the __________ phasor.

The reciprocal of impedance is called

The reference phasor for any a.c. circuit is normally drawn along the

The power factor of a parallel a.c. circuit is the ratio of

The reciprocal of resistance is called

If a purely-resistive branch of a parallel circuit draws a current of 5 A when supplied with a voltage of 100 V, then its _________ must be __________.

Dividing an a.c. parallel circuit's phasor diagram by the reference phasor will result in

Phasors are said to 'rotate'

The phase angle of a parallel a.c. circuit is the angle by which the ________ __________ the __________.

Multiplying an a.c. parallel circuit's phasor diagram by its reference phasor will result in

The phase angle of a parallel R-L circuit is also equal to the angle whose cosine is the ratio of

The SI unit of measurement for each of the above quantities is the