3. (25 pts) The circuit is at steady state before the switch closes. Determine the capacitor...
“Before the switch closes” The circuit is at steady state before the switch opens at time t-. The input to the circuit is the vol tage of the voltage source, 12 V. The output of this circuit is the voltage across the capacitor,v() Determine v() for t>0. Show al work. 10k2 12 V
27? 73 S2 0.20A 0.001Fv(t) i(t) -10t The capacitor voltage in this circuit is v(t)- 14.60-33.6 efort 0. -10t The current in the 73-? resistor is represented as ,(t)-E+ Fe - for t > 0. Determine the values of the constants E and F: V and F V.
Problem 1 Assume that the circuit in Fig. 1 has reached steady state byt-0-. The switch is opened at t 0 1. Determine i(0+) and v(0+) dt 3. Find i(oo) and v(oo) 4. Write down i(t) for t>0 0.01F - 142 15 V 4? 1 H Figure 1
2. The following RC circuit is given. Vout(t) R> c = = At t = 0, the switch closes. V is a constant voltage and Vout(0) = 0 V. Using natural frequencies method, find the output voltage, Vout(t) and plot it. Now, change the location of the capacitor, C, as shown below. Assume the voltage across the capacitor is 0 V at t = 0. How does Vout(t) change? Plot the waveform for Vout(t). Vout(t)
Problem 7. The switch in the circuit below has been closed for a long time. It is opened at t 0. Find the capacitor voltage v(t) fort>0. 1-0 300 ? 100 ? 2io 0 0.1 F
In the circuit in the figure, the movement of the switch takes place at the time t= 0. Find the voltage value vo(t) for t> 0 using the Laplace transform. v.0) 812 312 I = 0 t = 0 12 V 6V
1. The switch in Figure 1 has been open for a long time before it closes at t= 0. Determine, it) and v(t) for t> 0 102 0 .4 H iſt) M10000+ 22 1/20 Ft 24 V Fig. 1 2. Find vo(t) in the circuit shown in Figure 2. t=0 10 22 3 AC 52 1H 10 mF vo(t) Fig. 2
(2) The circuit is at steady state for t<0. Find v(t) for t>0. Answer t=0 ZF Navt)14 T
Ouestion 1 (10%) The circuit shown in Fig. 1 is at steady state before t-0s. Determine v(t) and i(t) for>0. 3Ω 60 |(t) 12 u() 22 ) 12Ω Fig. 1
1. Find Do(t) nd oolt) for t>0 in the network, assume the circuit was in steady state before t>0. 200 μF 24v (+ volt)