the circuit diagram below, the switch S is closed for a long time (which means that the capacitor C is fully charged, and so there will be no urrent in the capacitor's branch of the circuit). In the figure, Vo = 12V, R₁ = 292 R₂ = 492 and C = 1 μF. S √ In R₂ www R₁ C What is the voltage across R₁ (when C is fully charged)? What is the voltage across C (when C is fully charged) ? The switch S is now opened. What is the current through R₁ as a function of time, t ?

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In the circuit diagram below, the switch S is closed for a long time (which means that the capacitor C is fully charged, and so there will be no
current in the capacitor's branch of the circuit). In the figure, Vo = 12 V, R₁ = 22 R₂ = 42 and C = 1 μF.
S
I
R₂
R₁
C
a) What is the voltage across R₁ (when C is fully charged) ?
b) What is the voltage across C (when C is fully charged)?
c) The switch S is now opened. What is the current through R₁ as a function of time, t?
Transcribed Image Text:In the circuit diagram below, the switch S is closed for a long time (which means that the capacitor C is fully charged, and so there will be no current in the capacitor's branch of the circuit). In the figure, Vo = 12 V, R₁ = 22 R₂ = 42 and C = 1 μF. S I R₂ R₁ C a) What is the voltage across R₁ (when C is fully charged) ? b) What is the voltage across C (when C is fully charged)? c) The switch S is now opened. What is the current through R₁ as a function of time, t?
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