Question

Use the circuit below to complete the given MATLAB script to plot the three currents I1, I2, and I3. Run MATLAB then pick an answer from the choices below that matches the MATLAB plot.

I, Ι; Z1 - 2 Ω I, +j2 Ω Z3 Vs +) 8/45° Z2ξ j2 Ω 2 Ω

MATLAB uncomplete script

%phasor plot

clc; clear all; close all;

Z1=2; Z2=2j; Z3=2-2j; %no need to use the * as in 6*j

%Vs=8/_45

theta=45*pi/180; %convert theta to radians

R=8;

[a,b]=pol2cart(theta,R); %note theta first in the arguments

Vs=a+j*b; %cartesian form

Z23= ___________; % Complete

Zeq=____________ ; % Complete

I1= ______________; % Complete

I2=Z_____________ ; % Complete

I3=Z _____________; % Complete

x = [real(I1) real(I2) real(I3)];

y= [imag(I1) imag(I2) imag(I3)];

I=x+j*y;

clr = lines(numel(x,y)); %# colors you want to

h=compass(I);

set(h, {'Color'},num2cell(clr,2), 'LineWidth',2)

u=abs(I);

v=phase(I)*180/pi;

figure(1)

set(findobj(gcf,'type','text','-and','fontsize',10),'string','')

legend({['I_1=',num2str(u(1)),' A,',' theta_1=',num2str(v(1)),'^o'],...

['I_2=',num2str(u(2)),' A,',' theta_2=',num2str(v(2)),'^o'],...

['I_3=',num2str(u(3)),' A,',' theta_2=',num2str(v(3)),'^o']},...

'location','southoutside')

Choose the correct answer

1.) PLOT B

2.) PLOT C

3.) PLOT D

4.) PLOT A

You can input into math lab. Or please release for someone else to help, thanks.

Answer 1

- - 2+2j [As j² - - J Z 23² I 11 Z3 j 2 l 2-32 j2x(2-j2) 22-12 ;2+2-82 2 2;-;²(2) co Z23.- 2+2; Ieq = 2q + Z23 2+2+29.4+ 21 & Zeq = 4+25 Nowe, Is 8245° 8245° 4+2i 60472260565° - Vs Zeq W ++ 1o 79 L 180435 Now , 1 2 2-32 1. Х Z -3 1.79 L 1804358 Z, +23 j2 + 2-32 1079218-435X(4-11 10792180435°x (104142-45°) le 2053 L-2605659

Бир кL, 1, 2, + 1 12 = 1 - Т, 174 19435°- 2.5 32-26 565° со - - - 0.5 642 + 1.6 97 1. 1. – 88 108 4° 6
From the data calculated above, we can say that plot D is correct.

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