Engineering Board Exam Reviewer · RLC Circuits and Resonance · medium
A series RLC circuit is shown, with R=50, , L=10 mH, and C=1, F connected to a variable-frequency source of 20 V rms. Find the resonant frequency.
- 1.59 kHz
- 10 kHz
- 2.25 kHz
- 0.796 kHz
Answer
A. 1.59 kHz
Solution
0= 1sqrt(LC)= 1 (10 mH)(1, F)=10000 rad/s, so f0= 0/2π=1.59 kHz.
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