RC Circuits What is the value of the hypotenuse of a right triangle whose sides are 12 and 18? 21.63 3.46 2.16 4.24 21.63 3.46 2.16 4.24 ANSWER DOWNLOAD EXAMIANS APP
RC Circuits In the complex plane, the number 14 – j5 is located in the first quadrant second quadrant third quadrant fourth quadrant first quadrant second quadrant third quadrant fourth quadrant 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? 2121 and θ = –19.5° 73.4 and θ = –19.5° 707 and θ = –19.5° 734 and θ = –38.9° 2121 and θ = –19.5° 73.4 and θ = –19.5° 707 and θ = –19.5° 734 and θ = –38.9° 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 3.14 mS + j2.12 mS 212 2.12 mS + j3.14 mS 318.3 3.14 mS + j2.12 mS 212 2.12 mS + j3.14 mS ANSWER DOWNLOAD EXAMIANS APP
RC Circuits A capacitor with 150Ω of capacitive reactance is across an ac source. The impedance, expressed in polar form, is Z = 150 angle – 90° Ω Z = 150 Z = 150 angle 180° Ω Z = 150 –90° Ω Z = 150 angle – 90° Ω Z = 150 Z = 150 angle 180° Ω Z = 150 –90° Ω ANSWER DOWNLOAD EXAMIANS APP
RC Circuits When the frequency of the source voltage decreases, the impedance of a parallel RC circuit decreases does not change increases decreases to zero decreases does not change increases decreases to zero ANSWER DOWNLOAD EXAMIANS APP