Radio Amateur Quiz Canadian License

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Question A-001-005-010

What is the Q of a parallel RLC circuit, if it is resonant at 3.625 MHz, L is 43 microhenrys and R is 1.8 kilohms?

Correct Answer

1.84

Explanation

For a parallel RLC circuit, Q = R / (2πfL). Q = 1800 / (2π × 3.625×10^6 × 43×10^-6) ≈ 1800 / 979.4 ≈ 1.837.

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