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1) A tuned circuit has a 15-mH inductor with a 450-omhs resistance that resonates at 2.3 MHz, a. What is the quality factor of the circuit? b. Determine the bandwidth of its operation.

1) A tuned circuit has a 15-mH inductor with a 450-omhs resistance that resonates at 2.3 MHz, a. What is the quality factor of the circuit? b. Determine the bandwidth of its operation.

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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1) A tuned circuit has a 15-mH inductor with a 450-omhs resistance that resonates at 2.3 MHz, a. What is the quality factor of the circuit? b. Determine the bandwidth of its operation. 2) A band pass filter has a center frequency of 7.4 MHz. The filter has a bandwidth of 0.8 MHz. If the filter uses an inductor of 15µH, determine a. The cut-off frequencies. b. The quality factor (Q) of the circuit. c. The value of capacitance used in the filter circuit. d. The value of resistor R used in the filter. 3) A tune circuit uses variable capacitor to adjust its operational frequency. If the capacitor has a tuning ratio (TR) of 2.1 and the minimum possible resonant frequency is 7.2 MHz, determine a. The maximum possible resonant frequency. Using an inductor value of 22 µH, determine b. The maximum capacitance for the variable capacitor. c. The minimum capacitance for the variable capacitor.
Transcribed Image Text:1) A tuned circuit has a 15-mH inductor with a 450-omhs resistance that resonates at 2.3 MHz, a. What is the quality factor of the circuit? b. Determine the bandwidth of its operation. 2) A band pass filter has a center frequency of 7.4 MHz. The filter has a bandwidth of 0.8 MHz. If the filter uses an inductor of 15µH, determine a. The cut-off frequencies. b. The quality factor (Q) of the circuit. c. The value of capacitance used in the filter circuit. d. The value of resistor R used in the filter. 3) A tune circuit uses variable capacitor to adjust its operational frequency. If the capacitor has a tuning ratio (TR) of 2.1 and the minimum possible resonant frequency is 7.2 MHz, determine a. The maximum possible resonant frequency. Using an inductor value of 22 µH, determine b. The maximum capacitance for the variable capacitor. c. The minimum capacitance for the variable capacitor.
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