University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter2: Vectors
Section: Chapter Questions
Problem 21CQ: What is wrong with the following expressions? How can you correct them? (a) C=AB , (b) C=AB , (c)...
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Question
An RLC series circuit consists of an inductor of inductive reactance ?? = 150 Ω, a variable capacitor of capacitive reactance ?? = 100 Ω and a resistor. The phase angle between the source voltage and the current is 40º.
1.) Which one of the phasor diagrams shown below best represents the series RLC circuit? Select one. ( *IN IMAGES)
2. What is the value of the resistance of the resistor? Show your work.
3. The value of the capacitance of the capacitor is varied until the RLC circuit is at resonance. What is the value of the capacitive reactance ?? when the RLC circuit is at resonance? Briefly explain.
Transcribed Image Text:VR
V.
VR
No
Vc
1
2.
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