What is the phase angle of an AC series circuit that is constructed of a 13.9-Ω resistor along with 19.06 Ω inductive reactance and 5.41 Ω capacitive reactance?
A) 44.5°
B) 34.5°
C) 52.8°
D) 44.8°
E) 50.5°

Question

What is the phase angle of an AC series circuit that is constructed of a 13.9-Ω resistor along with 19.06 Ω inductive reactance and 5.41 Ω capacitive reactance?
A) 44.5°
B) 34.5°
C) 52.8°
D) 44.8°
E) 50.5​°

Quizplus · Accepted Answer

The phase angle (φ) in an AC circuit is given by φ = arctan((X_L - X_C) / R), where X_L is the inductive reactance, X_C is the capacitive reactance, and R is the resistance. Here, φ = arctan((19.06 - 5.41) / 13.9) = arctan(13.65 / 13.9) ≈ 44.5°.

What Is the Phase Angle of an AC Series Circuit