RL Circuits Which of the following power factors results in less energy loss in an RL circuit? 1 0.8 0.2 0.4 1 0.8 0.2 0.4 ANSWER DOWNLOAD EXAMIANS APP
RL Circuits A 12 kΩ resistor is in series with a 90 mH coil across an 8 kHz ac source. Current flow in the circuit, expressed in polar form, is I = 0.3 angle 0° mA. The source voltage, expressed in polar form, is 0.3 angle 20.6° V 12.8 angle 20.6° V 3.84 angle 20.6° V 13.84 angle 69.4° V 0.3 angle 20.6° V 12.8 angle 20.6° V 3.84 angle 20.6° V 13.84 angle 69.4° V ANSWER DOWNLOAD EXAMIANS APP
RL Circuits In a series RL circuit, 12 V rms is measured across the resistor, and 14 V rms is measured across the inductor. The peak value of the source voltage is 2 V 20 V 26.0 V 18.4 V 2 V 20 V 26.0 V 18.4 V ANSWER DOWNLOAD EXAMIANS APP
RL Circuits When the frequency is decreased, the impedance of a parallel RL circuit increases decreases is not a factor remains constant increases decreases is not a factor remains constant ANSWER DOWNLOAD EXAMIANS APP
RL Circuits To increase the current in a series RL circuit, the frequency cannot be determined without values should be constant should be decreased should be increased cannot be determined without values should be constant should be decreased should be increased ANSWER DOWNLOAD EXAMIANS APP
RL Circuits A 47Ω resistor is in series with an inductive reactance of 120Ω across an ac source. The impedance, expressed in polar form, is 129 angle 31.4° 120 angle 68.6° 129 angle 68.6° 47 angle 68.6° 129 angle 31.4° 120 angle 68.6° 129 angle 68.6° 47 angle 68.6° ANSWER DOWNLOAD EXAMIANS APP