Question

Q1. 1H In the above circvit t t0. The Capacitorcharge to 5V intally, Find copc itch cloir, a tO. The arbove circi Sapacito r Vol+uge fIo) twre 30pt

Answer 1

Solution:

10.25作 2:4) Applara k YL、nhe an.uk Ye nove dlt 사 CS 15 erfor CS CO K 106

Je kin t) exp(-30 Rっ 1k

%---------------------------- MATLAB -----------------------------%

close all
clear all
syms s
syms t
V1=60e6/(s*(s.^2+8.5e3.*s+4e6))
V2=60e6/(s*(s.^2+4e3.*s+4e6))
V3=60e6/(s*(s.^2+1e3.*s+4e6))
v1=ilaplace(V1)
v2=ilaplace(V2)
v3=ilaplace(V3)
subplot(3,1,1)
ezplot(t,v1)
title('solution a')
subplot(3,1,2)
ezplot(t,v2)
title('solution b')
subplot(3,1,3)
ezplot(t,v3)
title('solution c')

%------------------------------ END ----------------------------%

plot:

solutiona 3 10 30 20 10 10 20 30 solution b 15 10 30 20 10 10 20 30 solution c 10 30 20 10 10 20 30