A series RLC circuit has R = 50 Ω, L = 0.01 H and C = 0.04 × 10-6 F. System voltage is 100 V. At this frequency, the circuit impedance is?

A series RLC circuit has R = 50 Ω, L = 0.01 H and C = 0.04 × 10-6

1.	A series RLC circuit has R = 50 Ω, L = 0.01 H and C = 0.04 × 10-6 F. System voltage is 100 V. At this frequency, the circuit impedance is?
A.	50 – j2.5 Ω
B.	50 – j2.8 Ω
C.	50 + j2.5 Ω
D.	50 + j2.8 Ω
Answer» B. 50 – j2.8 Ω

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A series RLC circuit has R = 50 Ω, L = 0.01 H and C = 0.04 × 10-6 F. System voltage is 100 V. At this frequency, the circuit impedance is?

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