In a series RC circuit, ET = 240 V, R = 30 Ω, and XC = 40 Ω. What is the apparent power?
A) 168.2 VA
B) 691.2 VA
C) 921.6 VA
D) 1152 VA

Question

Quizplus · Accepted Answer

The apparent power (S) in a series RC circuit is calculated using the formula S = ET^2 / Z, where Z is the impedance. The impedance Z is calculated as Z = √(R^2 + XC^2) = √(30^2 + 40^2) = 50 Ω. Therefore, S = 240^2 / 50 = 1152 VA.

In a Series RC Circuit, ET = 240 V, R