FCC Question Pool Review

Amateur Extra Class (Element 4) • 2024-2028

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Question E5A11

From subelement E5 - E5A

E5A11
Answer: C

What is the half-power bandwidth of a resonant circuit that has a resonant frequency of 7.1 MHz and a Q of 150?

A157.8 Hz
B315.6 Hz
C47.3 kHz
D23.67 kHz