The switch in the circuit shown in Figure has been closed for a long time before it is opened at $t = 0$. Find a) $i_L(t)$ for $t ge 0$, b) $i_O(t)$ for $t ge 0^+$, c) $v_O(t)$ for $t ge 0^+$
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When the switch has been closed for a long time, the inductor behaves like a short circuit, and the capacitor behaves like an open circuit. Therefore, the current through the inductor is the same as the current through the 20Ω resistor, and the voltage across the Show more…
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