na slep cuit has been open for a 7.8 The swi time. The initial charge on...
AP 7.8 The switch in the circuit have been open for a long time. The initial charge on the capacitor is 0. At t=0, switch is closed. Find the expression for i(t), v(t) for t> 0+. 0.1 µF X1%3D0% i(1) 7.5 mA( v(t) 20 k2 30 kn
Problem #1 The switch in the circuit shown has been in position “a” for a long time. Att= 0, the switch moves instantaneously to position “b”. Construct an s-domain equivalent circuit for t>0. Find V. (s). Find v. (t). b 2k12 b) t=0 15 ma 15 mA o 2 ke 3 2 kn> 0.8 1.25 uF Vo
For the circuit below, the switch has been open for a long time and is then closed at t=0. a. Make an accurate sketch of the voltage on R; versus time, labeling key values. (18 pts) b. Given that the time constant for this circuit is 80 ms, give the value of the voltage on R; at = 20 ms (7 pts) Switch R 1 k2 20 V - Rik2 c 100 uF R; 3 Κά The voltage and current...
7) (12 pts): The switch in caircuit has been closed for a long time before opening att-0. Find i(t), vt) and islt) for t 20 20 is. 40 Ω 120Ç 600 250 mH v, 1000 60Ω
The switch in the circuit in (Figure 1) has been open for a long time before closing at t = 0. Part A Find fort > 0 O 3 - 1200te-800t - 3e O 3+2400te-800t - O 6-1200te-800 - O 3 - 2400te-B00t 06-2400te-B00t O 6 + 2400te-800 - O 6+1200te-800t - 3e O 3+1200te-800t – 3e Submit Request Answer Part B Find v fort > 0 using co. Figure 1 of 1 > 24,000te-8004 + 60e-800 V 48,000te-800€ +60e-8004...
Consider the circuit depicted in Fig. 2. The switch SW1 has been closed for a long time before it is opened at time t = 0. The switch SW2 has been open for a long time before it is closed att = 0.1 (sec). i) Find the initial current I(0) flowing in the inductor and the initial voltage V(0) across the capacitor. ii) Find the voltage V(t) across the capacitor and the current I(t) through the inductor for 0 ≤ t ≤...
Problem 4 (20 pts.): In the following circuit, the switch was open for a long time. At i = 0, the switch closes. Determine the quantities given in the following table. 0.1 pF Xt=0" + + Ve(1) - 7.5 mA (1 v(t) 320k12 30 k 12 a Ve(0) b Vc(0) с v(O) d VcSS e T f ve(t) for t> 0. g v(t) for 1>0. h (0) Vss
The switch has been open for a long time before being closed at t = 0. Find the initial value i (0) and the time constant of the RL circuit for t>O. 212 240 Xt=0 381 0.4 H 4. The switch has been closed for a long time and is opened at t = 0. Find (a) i (0) and i (0*); 102 50 2 (b) i(t) fort >0; (c) (t) at t = 5 ms. 100 V + 3...
2. The switch has been closed a long time before opening att0. Find the initial and final energy stored in the capacitor. Determine i(t) and v(t) for t20 5.5k2 2.5k2 i(t) 80V v(t) 20mA 2.5k2 2k2 page 1 3. The switch has been open a long time before closing at t 0. Determine ic(t) and Vc(t) for t0 30 mA 3 k2 2 k2 3 k2 30V 10nF Velt) 30 mA 10V elt)
1. For the circuit below, the switch has been open for a long time and is then closed at t=0. a. Make an accurate sketch of the voltage on R3 versus time, labeling key values. (18 pts) b. Given that the time constant for this circuit is 80 ms, give the value of the voltage on R3 at t = 20 ms. (7 pts) Switch R 1 k 2 20 V R, 31 ΚΩ CE 100 UF R3 3 ΚΩ