Radio Amateur Quiz Canadian License

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Question A-001-005-004

What is the Q of a parallel RLC circuit, if it is resonant at 14.225 MHz, L is 3.5 microhenrys and R is 10 kilohms?

Correct Answer

31.9

Explanation

For a parallel RLC circuit, Q = R / (2πfL). Q = 10000 / (2π × 14.225×10^6 × 3.5×10^-6) ≈ 10000 / 312.83 ≈ 31.96.

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