Cannot Plot the graph, Matrix dimensions must agree for R and T

clear

clc

%% define variable

p = 500 * 10^3;

a = 0.2;

b = 0.25;

r = [0.2 : 0.005 : 0.25];

R = [-p * (a^2 / (b^2 - a^2)) * ((b^2 / r.^2) - 1)];

T = [p * (a^2 / (b^2 - a^2)) * ((b^2 / r.^2) + 1)];

figure(1)

plot(r, R, 'r')

figure(2)

plot(r, T, 'B')

Answer 1

[Sabyasachi]

% This may help you.

p = 500 * 10^3;

a = 0.2;

b = 0.25;

r = 0.2 : 0.005 : 0.25;

R = -p * (a^2\(b^2-a^2))*((b^2\r.^2)-1);

T = p * (a^2\(b^2-a^2))*((b^2\r.^2)+1);

figure(1)

plot(r, R, 'r')

figure(2)

plot(r, T, 'B')