Unable to perform assignment because the left and right sides have a different number of elements.

Error Message

Unable to perform assignment because the left and right sides have a different number of elements.

Error in test5 (line 24)

h1New(c) = ((VFull - discharge)/al(c));

%constants
d = 7.2;
al = 11500;
cd = 0.8;
ct = 0.5;
g = 9.807;
p = 1029;
%Area Of turbine = pi*r^2
A = 40.715;
%Variables that need to change after every loop
h1 = 14.05;             %h1 should be replaced with h1New after every 1 loop
h2 = Height(4851:21600,:); %this data is from a data excel sheet
VFull = 161575;         %VFull shoule be replaced by NewVolume after every 1 loop 
for c=1:16749           %loop needs to be repeated 16759 times
 %Discharge 
   discharge(c) = cd*A*(sqrt(2*g*((abs(h1-h2(c)))))) ;
    V = discharge(c)/A;
     %Power
     Power = (1/2)*ct*p*A*V^3;
      %New Volume Calculation
      NewVolume(c) = VFull - discharge(c);
      VFull=NewVolume(c);
        %New h1
         h1New(c) = ((VFull - discharge)/al(c));
         h1=h1New(c);
end

Answer 1

[meghannmarie]

So you are insexing al by c (al(c)), but al is a constant so only has one element. This should fail on loop 2. Did you mean:

h1New(c) = ((CFull - discharge)/al);

[Constantinos Yiannakis]

Thank you, i played around with the (c) and it seems to work.