RC Circuits When the frequency of the voltage applied to a series RC circuit is increased, the phase angle becomes erratic decreases increases remains the same becomes erratic decreases increases remains the same 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 left of the origin on the real axis 4 units above the origin on the j axis 4 units right of the origin on the real axis 4 units below the origin on the j axis 4 units left of the origin on the real axis 4 units above the origin on the j axis ANSWER DOWNLOAD EXAMIANS APP
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 84.5 mW 845 mW 130 mW 13 mW 84.5 mW 845 mW 130 mW 13 mW ANSWER DOWNLOAD EXAMIANS APP
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 < XC R = 5XC R = XC R > XC R < XC R = 5XC R = XC R > XC ANSWER DOWNLOAD EXAMIANS APP
RC Circuits A 2 k resistor is in series with a 0.015 F capacitor across a 15 kHz ac source. What is the magnitude of the total impedance and the phase angle? 73.4 and θ = –19.5° 2121 and θ = –19.5° 734 and θ = –38.9° 707 and θ = –19.5° 73.4 and θ = –19.5° 2121 and θ = –19.5° 734 and θ = –38.9° 707 and θ = –19.5° ANSWER DOWNLOAD EXAMIANS APP
RC Circuits A 470 resistor and a 0.2 F capacitor are in parallel across a 2.5 kHz ac source. The admittance, Y, in rectangular form, is 318.3 212 2.12 mS + j3.14 mS 3.14 mS + j2.12 mS 318.3 212 2.12 mS + j3.14 mS 3.14 mS + j2.12 mS ANSWER DOWNLOAD EXAMIANS APP