alleryStart learning →For the same circuit (R = 30 Ω, XL = 60 Ω, XC = 20 Ω), the phase angle is about what?
A37°
B53°
C60°
D45°
Answer & Solution
Correct answer: B. 53°
tan φ = (60 − 20)/30 = 4/3, which gives φ of about 53 degrees, with the voltage leading the current.
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