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4. A 20-µF capacitor is conmected in series with a 1.2-mH coil. What is the resonant frequency of this connection? (1. -) 2nVLC

4. A 20-µF capacitor is conmected in series with a 1.2-mH coil. What is the resonant frequency of this connection? (1. -) 2nVLC

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)
Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)
10th Edition
ISBN:9781337399128
Author:Russell E. Smith
Publisher:Russell E. Smith
Chapter8: Basic Electric Motors
Section: Chapter Questions
Problem 25RQ: List the five capacitor replacement rules.
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4. A 20-µF capacitor is conmected in series with a 1.2-mH coil. What is the resonant frequency of this connection? (1. -) 2nVLC
Transcribed Image Text:4. A 20-µF capacitor is conmected in series with a 1.2-mH coil. What is the resonant frequency of this connection? (1. -) 2nVLC
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Step 1

As it is not mentioned which question has to solve so i am solving only question 4.

Value of capacitance  Electrical Engineering homework question answer, step 1, image 1

Value of inductance  Electrical Engineering homework question answer, step 1, image 2

At resonance ;

Electrical Engineering homework question answer, step 1, image 3

Step 2

Now, taking square root both side.

Electrical Engineering homework question answer, step 2, image 1

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