The switch in the circuit shown below has been in position a for a long time. At t=0, the switch is moved to position b. a) Find the expression for vc(t) and ic(t) for t≥ 0¹; b) Find the time at which ve(t) = 5V. 4 A 20 Ω www-a 5Ω a Ve + b 2 Ω www t=0 C= 0.05 F ic 82

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The switch in the circuit shown below has been in position a for a long time. At t=0, the switch is
moved to position b.
a) Find the expression for vc(t) and ic(t) for t≥ 0¹;
b) Find the time at which vc(t) = 5V.
4 A
www
20 92 a
www.
5Ω
Vc
+
b
2 Ω
www
t=0
C= 0.05 F
ic
www
8Ω
Transcribed Image Text:The switch in the circuit shown below has been in position a for a long time. At t=0, the switch is moved to position b. a) Find the expression for vc(t) and ic(t) for t≥ 0¹; b) Find the time at which vc(t) = 5V. 4 A www 20 92 a www. 5Ω Vc + b 2 Ω www t=0 C= 0.05 F ic www 8Ω
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