Question

Q3. In the circuit in Figure 3, the switch S has been open for a very long time. It is closed at t= 0. (a) Find the current i(t) through the inductor for t2 0. (15 pts) (b) Find the voltage volt) for all t (i.e. for -- <t<5). (10 pts) 102 20 2 Vo t = 0 S + 50 V 0.100 50 mH

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Answer 1

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Q00 Svre . Txa 40 volt cis Se iro-) a az Ampo do ها - go sb-40 f Voro-) = no so (0-) a to volt the indue for does not allon sedden chaupe of current. Hence liro-) a Erosa & pup- & Voror) a lo volta (10) 2 for t=8 switch closed, Indue too short. gou lon + ire) 0. Vo sor . wate KUL in Mesh of 30+ to 20 No (8) = so valt .: so = 50 Volt Now, د (ع) O.I VOCA)

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Similar Corilarly Vita He. = (ره) - (/) V (8) 200 t 50-(50-10) e 40ot UZ) = 150- Ao e E **0) due