1- The switch in Fig. Q4 moves to its new position at t=0. What are i (0+), and v.(0+)? a) i„(0+) = 2 A, v.(o*) = 20 V b) i,(0*) = 1 A, v.(0*) = 10 mV c) i,(0*) = 1 A, v.(0*) = 20 V d) iL(0+) = 2 A, v.(0*) = 10 mV Write detailed solution

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1- The switch in Fig. Q4 moves to its new position at t=0. What are i, (0+), and v.(0+)?
a) iL (0*) = 2 A, v.(0*) = 20 V
b) i (0+) = 1 A, v.(0*) = 10 mV
c) iL (0*) = 1 A, v.(0*) = 20 V
d) iL (0+) = 2 A, v.(0*) = 10 mV
Write detailed solution
2- After the switching action and for R=62.5 n, which of the following is i,(t) for t > 0?
a) i(t) = 1+e-8000t ( sin(6000t)) t > 0
Write detailed solution
b)
-8000t
e
3
(sin(6000t)) t > 0
1
c) 1+e-600ot ( sin(8000t)) t > 0
:e-6000t ( sin(8000t)) t > 0
3- After a long time the switch returns to its initial position before t=0. What would be the
immediate capacitor current after the switching?
e) ic = 0 A
= A
Write detailed solution
f)
g) i. = 100 mA
h) iç = 10 mA
3 ΚΩ
t=0
+
50 V
2 ΚΩ
10 mH
R
Transcribed Image Text:1- The switch in Fig. Q4 moves to its new position at t=0. What are i, (0+), and v.(0+)? a) iL (0*) = 2 A, v.(0*) = 20 V b) i (0+) = 1 A, v.(0*) = 10 mV c) iL (0*) = 1 A, v.(0*) = 20 V d) iL (0+) = 2 A, v.(0*) = 10 mV Write detailed solution 2- After the switching action and for R=62.5 n, which of the following is i,(t) for t > 0? a) i(t) = 1+e-8000t ( sin(6000t)) t > 0 Write detailed solution b) -8000t e 3 (sin(6000t)) t > 0 1 c) 1+e-600ot ( sin(8000t)) t > 0 :e-6000t ( sin(8000t)) t > 0 3- After a long time the switch returns to its initial position before t=0. What would be the immediate capacitor current after the switching? e) ic = 0 A = A Write detailed solution f) g) i. = 100 mA h) iç = 10 mA 3 ΚΩ t=0 + 50 V 2 ΚΩ 10 mH R
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