Kamar Ledgister

Last seen: nästan 3 år ago | Active since 2020

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I am trying use contour function in MATLAB to plot the pressure coefficient in the entire flow domain and pin the pressure coefficient at the stagnation points? Any assistance
k = 1; Uinf = 1; rho = 1.2; [x y] = meshgrid ([-1:0.1:1],[-1:0.1:1]); u = -k/(2*pi)*(x.^2 + y.^2 - 2*y.^2)./(x.^2 + y....

nästan 3 år ago | 1 answer | 0

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Question

Why do I get error when solve the bode plot
clear all clc R1=3143; R2=5000; R3=1000; Rf=1000; L=10000; C1=2.53*(10^-5); C2=3.1831*(10^-5); num=[(R1*R2*C1*...

mer än 3 år ago | 1 answer | 0

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Question

Why do I get error undefined function or variable?
% Runge Kutta h = 0.1; t1 = 0:h:50; n = length(t1); v1 = zeros(1,n); v1(1)=0; for i = 1:n-1 k1 = velocity1(t1(i),v1(i)); ...

nästan 4 år ago | 1 answer | 0

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Question

Why do I receive legend error in matlab
close all; clear all; clc m=10; b=5; k=100; F=100; timerange=[0 20]; initialvalues=[0 0]; [t, x]=ode45(@second_order1,t...

nästan 4 år ago | 1 answer | 0

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Question

Error using vertcat Dimensions of arrays being concatenated are not consistent.
sol = [alpha_2; W2; B2; W3; B_3; V3; a3; w; n; l; S; Ni; rh; rt; L_F]' table = array2table(sol,'VariableNames',{'alpha_2','W2',...

mer än 4 år ago | 0 answers | 0

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answers