Categories: Physics JAMB

In a series R-L-C circuit at resonance; the voltages across the resistor and the inductors are 30V and 40V respectively. What is the voltage across the capacitor?

A. 30V
B. 40V
C. 50V
D. 70V

Correct Answer:

Option B = 40V

Explanation

AT resonance; XL = Xc
∴ = VL = Vc = 40V

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