Q15
A series resonant band-pass filter consists of a 2 mH coil, a 0.005 µF capacitor and a 120 Ω resistor. The winding resistance of the coil is 12 Ω. The output voltage is taken off the resistor. Input voltage is 12 Vrms. What is the output voltage magnitude at the center frequency (f0)?
A.
10.9 V
AnswerB.
1.09 V
C.
1.1 V
D.
12 V
Answer: Option A
Solution
Answer: Option A
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