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What is the Q of a parallel RLC circuit, if it is resonant at 14.128 MHz, L is 2.7 microhenrys and R is 18 kilohms?
75.1
For a parallel RLC circuit, Q = R / (2πfL). Q = 18000 / (2π × 14.128×10^6 × 2.7×10^-6) ≈ 18000 / 239.57 ≈ 75.13.
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