For the circuit shown below, the switch S has been opened for a long time, and at t=0 it is losed. i) Compute i(t), and isw(t) for t>0. ii) Write a MATLAB program to plot i(t), and isw(t) for t>0. 4Q Is(t)/1 20V t=0 s 8ΩΣ 693 elem 1H2 LL(1)

For the following circuit, solve for i(t) at t>0. t = 0 | i(t) 50 5H 12 v+ 3 A -18

7. Find vc(t) for t> 0 in the circuit below if vc (t0) = 0. 12 V 1k02 www -1127t 100 mH [(t)=-13.75e +1.75e-8873 1 μF + 12 VJ vt)

Quèstion 5 Find the energy of: -A(t + 1) (a) -1/3 (b) –4/3 (c) 4/3 (d) 1/3

The problem asks us to evaluate the integral, I attempted to solve it but it was not correct. Could I please get an explanation as to how to fix my approach, and how to solve this problem step by step?

Derive an expression for V(t) for the circuit below. Solve for kj and kɔ in Ve(t) equation using initial conditions. + R = C 10 mA( ↑ t = 0 vɖt) 2 ΚΩ 10 µF

For the following circuit, solve for i(t) at t >0. t = 0 100 60 Ω i(t) 1F 40 0 30 v(+ 2.5H