Related Questions

At parallel resonance, the phase angle between the applied voltage and circuit current is ___________
A 90°
B 180°
C 0°
D None of the above
The circuit phase angle is the angle between the total current and the applied (source) voltage.
A True
B False
In a Y-connected circuit, between each line voltage and the nearest phase voltage, there is a phase angle of
A 0°
B 30°
C 60°
D 120°
At series resonance, voltage across L is ___________ voltage across C
A Equal to but opposite in phase to
B Equal to but in phase with
C Greater than but in phase with
D Less than but in phase with
When the frequency of the voltage applied to a series RL circuit is increased, the phase angle
A Decreases
B Increases
C Does not change
D Cannot be determined without values
When the frequency of the voltage applied to a series RC circuit is increased, the phase angle
A Increases
B Decreases
C Remains the same
D Becomes erratic
When the resistor voltage in a series RL circuit becomes less than the inductor voltage, the phase angle
A Increases
B Decreases
C Is not affected
D Cannot be determined
At series or parallel resonance, the circuit behaves as a ___________ load
A Capacitive
B Resistive
C Inductive
D None of the above
At series resonance, the circuit offers ___________ impedance
A Zero
B Maximum
C Minimum
D None of the above
At series or parallel resonance, the circuit power factor is ___________
A 0%
B 5%
C 10%
D 8%

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