RL Circuits A 3.3 kΩ resistor and a 120 mH coil are in parallel. Both components are across a 2 kHz, 12 V ac source. The total current in the circuit is 874 mA 8.74 A 8.74 mA 874 A 874 mA 8.74 A 8.74 mA 874 A ANSWER DOWNLOAD EXAMIANS APP
RL Circuits When the frequency of the voltage applied to a series RL circuit is increased, the phase angle increases does not change cannot be determined without values decreases increases does not change cannot be determined without values decreases 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 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° 129 angle 31.4° ANSWER DOWNLOAD EXAMIANS APP
RL Circuits A 470Ω resistor and a 200 mH coil are in parallel. Both components are across a 1.5 kHz ac source. The total admittance of the circuit, in polar form, is 218 angle –76° mS 12.18 angle –76° mS 12.60 angle –76° mS 12.18 angle 76° mS 218 angle –76° mS 12.18 angle –76° mS 12.60 angle –76° mS 12.18 angle 76° mS ANSWER DOWNLOAD EXAMIANS APP
RL Circuits Which of the following power factors results in less energy loss in an RL circuit? 0.8 0.4 1 0.2 0.8 0.4 1 0.2 ANSWER DOWNLOAD EXAMIANS APP
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 32 mA 120 mA 12 mA 152 mA 32 mA 120 mA 12 mA 152 mA ANSWER DOWNLOAD EXAMIANS APP