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 942Ω 152.6Ω 1200Ω 1526Ω 942Ω 152.6Ω 1200Ω 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 12 mA 120 mA 32 mA 152 mA 12 mA 120 mA 32 mA 152 mA ANSWER DOWNLOAD EXAMIANS APP
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 mA 8.74 A 874 A 874 mA 8.74 mA 8.74 A 874 A 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° 47 angle 68.6° 129 angle 68.6° 129 angle 31.4° 120 angle 68.6° 47 angle 68.6° 129 angle 68.6° 129 angle 31.4° ANSWER DOWNLOAD EXAMIANS APP
RL Circuits If a load is purely inductive and the reactive power is 12 VAR, the apparent power is 24 VA 6 VA 12 VA 0 VA 24 VA 6 VA 12 VA 0 VA 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