close all
w=3.
rho=.002378
%rho=.002
S=4.333
%S=3
Cdo=.018
%Cdo=.025
k=.0464
%k=.1
v=20:.1:120;
CL=w./(.5*rho*v.*v*S);
CD=Cdo+k*CL.*CL
Power=.5*rho*v.^3.*S.*CD
plot(v,Power)
figure(2)
plot(v,CL)