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.(0*) = 20 V b) iL(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 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 b) -e c) 1+te-6000t ( sin(8000t)) t > 0 e-8000t( sin(6000t)) t > 0 3 3 d)글 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) i̟ = 0 A f) ic 60 g) iç = 100 mA h) iç = 10 mA 3 ΚΩ 't=0 50 V 2 kΩ 10 mH R との luF Fig. Q4

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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) i(0*) = 2 A, v.(0*) = 20 V
b) iL(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
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
b) -e
c) 1+te-6000t ( sin(8000t)) t > 0
e-8000t( sin(6000t)) t > 0
3
3
d)글
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) i̟ = 0 A
f) ic
60
g) iç = 100 mA
h) iç = 10 mA
3 ΚΩ
't=0
50 V
2 kΩ
10 mH
R
との
luF
Fig. Q4
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) i(0*) = 2 A, v.(0*) = 20 V b) iL(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 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 b) -e c) 1+te-6000t ( sin(8000t)) t > 0 e-8000t( sin(6000t)) t > 0 3 3 d)글 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) i̟ = 0 A f) ic 60 g) iç = 100 mA h) iç = 10 mA 3 ΚΩ 't=0 50 V 2 kΩ 10 mH R との luF Fig. Q4
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