RC Circuits A 2 kΩ resistor and a 0.002 μF capacitor are in series across an ac source. Current in the circuit is 6.50 mA. The true power is 130 mW 13 mW 84.5 mW 845 mW 130 mW 13 mW 84.5 mW 845 mW ANSWER DOWNLOAD EXAMIANS APP
RC Circuits When the frequency of the source voltage decreases, the impedance of a parallel RC circuit decreases to zero does not change increases decreases decreases to zero does not change increases decreases ANSWER DOWNLOAD EXAMIANS APP
RC Circuits In a series RC circuit, when the frequency and the resistance are halved, the impedance is halved doubles cannot be determined without values is reduced to one-fourth is halved doubles cannot be determined without values is reduced to one-fourth ANSWER DOWNLOAD EXAMIANS APP
RC Circuits A 120Ω resistor is in parallel with a capacitor with a capacitive reactance of 40 Ω. Both components are across a 12 V ac source. What is the magnitude of the total impedance? 3.7Ω 37.9Ω 14400Ω 4800Ω 3.7Ω 37.9Ω 14400Ω 4800Ω ANSWER DOWNLOAD EXAMIANS APP
RC Circuits A 47Ω resistor and a capacitor with a capacitive reactance of 120 are in series across an ac source. What is the circuit impedance, Z? 129Ω 167Ω 73Ω 12.9Ω 129Ω 167Ω 73Ω 12.9Ω ANSWER DOWNLOAD EXAMIANS APP
RC Circuits Point +4 on the complex plane is 4 units right of the origin on the real axis 4 units below the origin on the j axis 4 units above the origin on the j axis 4 units left of the origin on the real axis 4 units right of the origin on the real axis 4 units below the origin on the j axis 4 units above the origin on the j axis 4 units left of the origin on the real axis ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS