RL Circuits A 470Ω resistor and a coil with 125Ω inductive reactance are in parallel. Both components are across a 15 V ac voltage source. Current through the inductor is 120 mA 32 mA 12 mA 152 mA 120 mA 32 mA 12 mA 152 mA ANSWER DOWNLOAD EXAMIANS APP
RL Circuits To increase the current in a series RL circuit, the frequency should be decreased should be increased cannot be determined without values should be constant should be decreased should be increased cannot be determined without values should be constant ANSWER DOWNLOAD EXAMIANS APP
RL Circuits Which of the following power factors results in less energy loss in an RL circuit? 1 0.2 0.4 0.8 1 0.2 0.4 0.8 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 47 angle 68.6° 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° ANSWER DOWNLOAD EXAMIANS APP
RL Circuits If the frequency is halved and the resistance is doubled, the impedance of a series RL circuit halves doubles remains constant cannot be determined without values halves doubles remains constant cannot be determined without values ANSWER DOWNLOAD EXAMIANS APP
RL Circuits A 140Ω resistor is in parallel with an inductor having 60 inductive reactance. Both components are across a 12 V ac source. The magnitude of the total impedance is 90Ω 55.15Ω 200Ω 5.51Ω 90Ω 55.15Ω 200Ω 5.51Ω ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS