Problem-4 Find i(t) and v(t) in each of the circuits below. 8Ω 50cos 41V(±
9.31 Find i() and v() in each of the circuits of Fig. 9.44. 10 cos(31 + 45°) A e) 0 4 Ω F 8Ω 4S2 50 cos 4t V 12 Figure 944 For Prob. 9.31 5.
Assignment Six Q1. (Source-free RC) Let v.(0)-15 V. Find ve, v, and i, for t>0 8Ω
Problem 4 = 20A Find i(t) and v(t) for t > 0 in the circuit below if i(0) 2 H 202 5Ω v(t) 1Ω Problem 5 If the switch in circuit below has been open for a long time and is closed at t = 0, find vo(t) a. Suppose that the switch has been closed for a long time and is opened at t = 0. Find vo(t). b. t = 0 2Ω WW 3 F 4Ω 18 V
For the given circuit, determine the values for() and for all t > 0 i(t) 8Ω r(1) 12Ω 2[1-O] (1/18) F 2 H The value of ( The value of v)-(
302 i(t) Problem 5(20 points) For the circuit on the right: (a) Find the current ift) in the 3-2 resistor in the form i(t) = lalu (b) Calculate the average and rms values of iſt). (c) Calculate the power dissipated in the 3-2 resistor (d) Find the active power of current source 14 V 50cos (2000) 240 mit
5. For the circuit shown below, find the current iu(t) flowing in the 4 H inductor fort20. 4Ω i, (t) t=0 4 H 12 V 50 mF 8Ω
3. Find i(C), v.(t), i(0), and v,(c) using mesh analysis. Assume i.(c) i 100cos(ot- 30)mA, h(t)-50cos(at)mA, and a frequencyf-210π kHz. 2mH 10uF 10Ω 10pF 10Ω is v 10n ic 2mH 3vy Sample answers: i, 38.73cos(ot- 26.57)mA and v, 800cos(ot+ 113.13)mV
2. Solve the circuit below for ia 10Ω 4Ω 8ia a +I +10 V 12Ω 8Ω
4. For each of the following circuits, determine is and v immediately after the switch is closed. That is, find is(0") and UL (0+). All voltage sources are 20 V, all resistors are 10 Ω, and all inductors are i H (Hint: it is perfectly acceptable to simulate these circuits if you are having a hard time understanding how they will function!) UL UL 2%, UL
chapter 7 Fundamental of Electrical Circuits 1. In the circuit below find: a) v(0+) and i(0+) b) dv(0*) and di(0) c) v(@) and icon 332 dt 0.25 H 4001 - ) V ( 0.1F 40(1) A