At time t= 0, an RC circuit consists of a 18.5-V emf device, a 68.0-0 resistor, and a 140.0-μF capacitor that is fully charged. The switch is thrown so that the capacitor begins to discharge. (a) What is the time constant of this circuit? S (b) How much charge is stored by the capacitor at t = 0.5T, 2T, and 4t? q(t = 0.5T) = μC μC UC q(t = 2T) = q(t = 4T) =
At time t= 0, an RC circuit consists of a 18.5-V emf device, a 68.0-0 resistor, and a 140.0-μF capacitor that is fully charged. The switch is thrown so that the capacitor begins to discharge. (a) What is the time constant of this circuit? S (b) How much charge is stored by the capacitor at t = 0.5T, 2T, and 4t? q(t = 0.5T) = μC μC UC q(t = 2T) = q(t = 4T) =
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Transcribed Image Text:At time t = 0, an RC circuit consists of a 18.5-V emf device, a 68.0- resistor, and a 140.0-µF capacitor that is fully charged. The switch is thrown so that the
capacitor begins to discharge.
(a) What is the time constant of this circuit?
S
(b) How much charge is stored by the capacitor at t = 0.5T, 2T, and 4t?
q(t = 0.5T)
μC
=
q(t = 2T) =
q(t = 4t) =
=
5 5
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