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 152 mA 12 mA 120 mA 32 mA 152 mA 12 mA ANSWER DOWNLOAD EXAMIANS APP
RL Circuits When the resistor voltage in a series RL circuit becomes less than the inductor voltage, the phase angle increases is not affected cannot be determined decreases increases is not affected cannot be determined decreases ANSWER DOWNLOAD EXAMIANS APP
RL Circuits Which of the following power factors results in less energy loss in an RL circuit? 0.8 1 0.4 0.2 0.8 1 0.4 0.2 ANSWER DOWNLOAD EXAMIANS APP
RL Circuits When the frequency is decreased, the impedance of a parallel RL circuit increases is not a factor decreases remains constant increases is not a factor decreases remains constant 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 12.18 angle 76° mS 12.18 angle –76° mS 12.60 angle –76° mS 218 angle –76° mS 12.18 angle 76° mS 12.18 angle –76° mS 12.60 angle –76° mS 218 angle –76° mS ANSWER DOWNLOAD EXAMIANS APP
RL Circuits A 1.2 kΩ resistor is in series with a 15 mH coil across a 10 kHz ac source. The magnitude of the total impedance is 1526Ω 152.6Ω 942Ω 1200Ω 1526Ω 152.6Ω 942Ω 1200Ω ANSWER DOWNLOAD EXAMIANS APP
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