Project - Data Handling and Interpolation

clc

clear all

file=readtable('vl.xlsv');

format compact

V=file(:,1);

i=file(:,2);

x=-17.3:0.1:0.9;

y=interpl(V,I,x,'spline');

subplot(211);

plot(V,I,'o',x,y);

grid on

title('voltage vs current')

xlabel('voltage');

ylabel('current');

grid on

VV=[-17.2

-13

-11

-9

-6

-1

0.11

0.25

0.5

0.61

0.66];

I=interpl(V,I,VV)

Z=VVI;

fileID=fopen('VVII.txt,'W');

fileprintf(fileID,'%6s%12s\n','W','II');

fprint(fileID,'%6.2f%12.8f\n',Z);

fclose(fileID);

The current value for given voltages below and store them in text file: