Refer to the parallel resonant circuit of Figure 21–41. IL 2 „AZ0 R 220 pF L V fp = 800 kHz %3D BW = 25 kHz

Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter24: Resistive-inductive-capacitive Parallel Circuits
Section: Chapter Questions
Problem 4RQ: A tank circuit contains a capacitor and an inductor that produce 30 of reactance at the resonant...
icon
Related questions
Question
Refer to the parallel resonant circuit of Figure 21-41.
2 μΑΖ0
220 pF
L V
R
fp = 800 kHz
BW = 25 kHz
FIGURE 21-41
Suppose the circuit has a resonant frequency of 800 kHz and a bandwidth of 25 kHz.
a. Determine the value of the inductor, L, in henries.
b. Calculate the value of the resistance, R, in ohms.
c. Find V, IL, and power, P, at resonance.
d. Find the approximate values of the half-power frequencies, fi and f2.
e. Determine the voltage across the circuit at the lower half-power frequency,
fi, and show that the power dissipated by the resistor at this frequency is half
the power dissipated at the resonant frequency.
a. L = 180 µH
b. R, = 28.9 kſN
c. V = 57.9 mV Z0° Iz = 64.0 µAZ-90° P= 115 nW
d. fi = 788 kHz f2 = 813 kHz
e. V = 41.1 mVZ44.72° P = 58 nW
© Cengage Leaming 2013
Transcribed Image Text:Refer to the parallel resonant circuit of Figure 21-41. 2 μΑΖ0 220 pF L V R fp = 800 kHz BW = 25 kHz FIGURE 21-41 Suppose the circuit has a resonant frequency of 800 kHz and a bandwidth of 25 kHz. a. Determine the value of the inductor, L, in henries. b. Calculate the value of the resistance, R, in ohms. c. Find V, IL, and power, P, at resonance. d. Find the approximate values of the half-power frequencies, fi and f2. e. Determine the voltage across the circuit at the lower half-power frequency, fi, and show that the power dissipated by the resistor at this frequency is half the power dissipated at the resonant frequency. a. L = 180 µH b. R, = 28.9 kſN c. V = 57.9 mV Z0° Iz = 64.0 µAZ-90° P= 115 nW d. fi = 788 kHz f2 = 813 kHz e. V = 41.1 mVZ44.72° P = 58 nW © Cengage Leaming 2013
Expert Solution
steps

Step by step

Solved in 3 steps with 1 images

Blurred answer
Knowledge Booster
Types of Resonance and Different Parameter
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
Delmar's Standard Textbook Of Electricity
Delmar's Standard Textbook Of Electricity
Electrical Engineering
ISBN:
9781337900348
Author:
Stephen L. Herman
Publisher:
Cengage Learning