//Diameter of the prototype(in ft): Dp=1; //Speed of towing of prototype(in knots): Vp=5; //Diameter of model(in inches): Dm=6; //Drag for model at test condition(in lbf): Fm=5.58; //Density of seawater at 5 C for prototype(in slug/ft^3): dp=1.99; //Kinematic viscosity at 5 C for prototype(in ft^2/sec): vp=1.69*10^-5; //Density of air at STP for model(in slug/ft^3): dm=0.00238; //Kinematic viscosity of air at STP for model(in ft^2/sec): vm=1.57*10^-4;