(2a) Find uC(t) for t > 0 in the circuit shown in Fig. 4.
3k
4k WW
100F
32kn
b(t)
Fig,4
(2b) Consider the network in Fig. 5. The switch opens at t = 0. Find uo(t) for t > 0.
W 10
2
o(t)
Fig.5
(2c) The voltage source in the network in Fig. 6a is shown in Fig. 6b. The initial current in the inductor must be zero.(Why?) Determine the output voltage uo(t) for t >0
2H
o(t) (V)+
20
+
ZU2
12
o(t)
1 (s)
(a)
(b)
Fig.6