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clc; funcprot(0);
//Example 8.9 Polar Curve
// Initialisation of variables
Cl_clark = 0.43; //Values from fig 8.18
Cd_clark = 0.020; //Values from fig 8.18
Cl_USA = 0.55; //Values from fig 8.19
Cd_USA = 0.03; //Values from fig 8.19
// Calculations
LbyD_clark = Cl_clark/Cd_clark;
LbyD_USA = Cl_USA/Cd_USA;
//Results
disp(LbyD_clark,"Maximum L/D for clark Y :",LbyD_USA,"Maximum L/D for USA-35 :");
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