RC Circuits An ac circuit consists of a resistor and a capacitor. To increase the phase angle above 45°, the following condition must exist: R = 5XC R < XC R > XC R = XC R = 5XC R < XC R > XC R = XC ANSWER DOWNLOAD EXAMIANS APP
RC Circuits What is the value of the hypotenuse of a right triangle whose sides are 12 and 18? 21.63 2.16 4.24 3.46 21.63 2.16 4.24 3.46 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? 167Ω 129Ω 12.9Ω 73Ω 167Ω 129Ω 12.9Ω 73Ω ANSWER DOWNLOAD EXAMIANS APP
RC Circuits In a series RC circuit, when the frequency and the resistance are halved, the impedance cannot be determined without values doubles is halved is reduced to one-fourth cannot be determined without values doubles is halved is reduced to one-fourth ANSWER DOWNLOAD EXAMIANS APP
RC Circuits When the frequency of the voltage applied to a series RC circuit is decreased, the impedance decreases remains the same doubles increases decreases remains the same doubles increases ANSWER DOWNLOAD EXAMIANS APP
RC Circuits A 6 kHz sinusoidal voltage is applied to a series RC circuit. The frequency of the voltage across the resistor is 12 kHz 0 Hz 6 kHz 18 kHz 12 kHz 0 Hz 6 kHz 18 kHz ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS