A capacitor is charged to a potential of 12.0 V and is then connected to a voltmeter having an internal resistance of 3.80 M2. After a time of 4.00 s, the voltmeter reads 2.0 V. What is the capacitance of the circuit? Express your answer with the appropriate units. C= Value Submit μA ▾ Part B Request Answer What is the time constant of the circuit? Express your answer with the appropriate units. μÅ Units Value Units ? ?

College Physics
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ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:Paul Peter Urone, Roger Hinrichs
Chapter21: Circuits And Dc Instruments
Section: Chapter Questions
Problem 53PE: A 1,00-?O voltmeter is placed in parallel with a 75.0kresistor in a circuit, (a) Draw a circuit...
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A capacitor is charged to a potential of 12.0 V and is then
connected to a voltmeter having an internal resistance of
3.80 Mn. After a time of 4.00 s, the voltmeter reads 2.0 V.
Part A
What is the capacitance of the circuit?
Express your answer with the appropriate units.
C =
Submit
Part B
T =
μᾶ
Value
Submit
Request Answer
What is the time constant of the circuit?
Express your answer with the appropriate units.
μÅ
Value
Units
Request Answer
Units
?
?
Transcribed Image Text:A capacitor is charged to a potential of 12.0 V and is then connected to a voltmeter having an internal resistance of 3.80 Mn. After a time of 4.00 s, the voltmeter reads 2.0 V. Part A What is the capacitance of the circuit? Express your answer with the appropriate units. C = Submit Part B T = μᾶ Value Submit Request Answer What is the time constant of the circuit? Express your answer with the appropriate units. μÅ Value Units Request Answer Units ? ?
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