A 20-µF and a 60-µF capacitor are connected in parallel. Then the pair are connected in series with a 40-µF capacitor. What is the equivalent capacitance? 20 uF C=20 μF + 60 μF = 80 μF 40 uF C'C, _ (80µF)(40µF) C, =- C'+C» (80µF+ 40µF' |C. = 26.7 µF %3D 60 μF

Principles of Physics: A Calculus-Based Text
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ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
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Chapter20: Electric Potential And Capacitance
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Problem 42P
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A 20-µF and a 60-µF capacitor are connected in parallel. Then the pair are connected
in series with a 40-uF capacitor. What is the equivalent capacitance?
20 uF
C-20 μF + 60 μF = 80 μF;
40 uF
C'C
( 80μF)(40μF)
HE
C, = 26.7 µF
C+C ( 80μF + 40μF
60 μF
Transcribed Image Text:A 20-µF and a 60-µF capacitor are connected in parallel. Then the pair are connected in series with a 40-uF capacitor. What is the equivalent capacitance? 20 uF C-20 μF + 60 μF = 80 μF; 40 uF C'C ( 80μF)(40μF) HE C, = 26.7 µF C+C ( 80μF + 40μF 60 μF
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