In the circuit of the figure below, the switch S has been open for a long time. It is then suddenly closed. Take & = 10.0 V, R₁ = 55.0 km, R₂ = 125 k2, and C = 11.0 μF. E + I = R₁ www S (a) Determine the time constant before the switch is closed. 1.98 S (b) Determine the time constant after the switch is closed. 1.375✔ S (c) Let the switch be closed at t = 0. Determine the current in the switch as a function of time. (Assume I is in A and t is in s. Do not enter units in your expression. Use the following as necessary: t.) 0.00008 e R₂ 1.375 X

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Chapter1: Units, Trigonometry. And Vectors
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10.0 V, R₁
In the circuit of the figure below, the switch S has been open for a long time. It is then suddenly closed. Take & =
= 125 kn, and C = 11.0 μF.
R2
R₁
+
(a) Determine the time constant before the switch is closed.
1.98
S
I =
(b) Determine the time constant after the switch is closed.
1.375
S
S
0.00008 e
www
R₂
(c) Let the switch be closed at t = 0. Determine the current in the switch as a function of time. (Assume I is in A and t is in s. Do not
enter units in your expression. Use the following as necessary: t.)
t
1.375
X
= 55.0 ΚΩ,
Transcribed Image Text:10.0 V, R₁ In the circuit of the figure below, the switch S has been open for a long time. It is then suddenly closed. Take & = = 125 kn, and C = 11.0 μF. R2 R₁ + (a) Determine the time constant before the switch is closed. 1.98 S I = (b) Determine the time constant after the switch is closed. 1.375 S S 0.00008 e www R₂ (c) Let the switch be closed at t = 0. Determine the current in the switch as a function of time. (Assume I is in A and t is in s. Do not enter units in your expression. Use the following as necessary: t.) t 1.375 X = 55.0 ΚΩ,
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