Question

5. (12 pts.) For the following circuit, $v_s(t) = 100+20u(t)$ V. Find the current i(t) for t>0. 10 H 40 $\Omega$ i + V - 20 mF + $V_s$ -

Name: 5 12 pts for the following circuit vst 10020ut v find the current it for t0 10 h 40 omega i v 20 mf vs 56747
Uploaded: 2023-06-16T09:40:13-08:00
Duration: 1 min 13 s
Channel: Madhur L
Description: 5 12 pts for the following circuit vst 10020ut v find the current it for t0 10 h 40 omega i v 20 mf vs 56747

          5. (12 pts.) For the following circuit, $v_s(t) = 100+20u(t)$ V. Find the current i(t) for t>0.
10 H
40 $\Omega$
i
+
V
-
20 mF
+
$V_s$
-

Added by Christopher H.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Madhur L

06/16/2023

Step 1

At t=0-, the circuit is in steady state with a DC voltage source of 100V. The inductor acts as a short circuit and the capacitor acts as an open circuit. Therefore, the initial current through the inductor is: $i(0^-) = \frac{100}{40} = 2.5 A$ The initial voltage Show more…

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