AC questions and answers already passed 2024

AC - Unit 22
In a series RC circuit, total impedance is a combination of resistances and
_____ in a circuit. - correct answer ✔reactances


Dividing a circuit's total applied voltage by the total impedance results in the
total _____. - correct answer ✔current


In a series RC circuit, ET = 240 V, R = 40 W, and XC = 30 W. What is ER? -
correct answer ✔192 V


In a series RC circuit, ET = 240 V, R = 500 W, and XC = 500 W. What is the
true power? - correct answer ✔57.62 W


A capacitor that has an XC of 40 W is connected to a 60 Hz voltage. What is
the value of the capacitor? - correct answer ✔66.31 mF


You connect a clamp-on ammeter and a voltmeter to a series RC circuit
powered by a 60-Hz circuit. The voltage reads 240 V and the current is 0.715
A. The resistor is 150 W. What is the true power? - correct answer ✔76.68 W


In a series RC circuit, ET = 240 V, R = 40 W, and XC = 30 W. What is EC? -
correct answer ✔144 V


In a series RC circuit, the resistor voltage is 124 V and the capacitor voltage is
167 V. What is the value of the total voltage? - correct answer ✔208 V


In a series RC circuit, ET = 240 V, R = 150 W, and XC = 270 W. What is the
reactive power? - correct answer ✔163 VARs