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+clear;
+clc;
+
+// A Textbook on HEAT TRANSFER by S P SUKHATME
+// Chapter 5
+// Heat Transfer by Forced Convection
+
+
+// Example 5.7(i)
+// Page 241
+printf("Example 5.7(i), Page 241 \n \n");
+
+// Given data
+D = 0.0125 ; // [m]
+ST = 1.5*D ;
+SL = 1.5*D ;
+V_inf = 2 ; // [m/s]
+
+N = 5;
+Tw = 70; // [degree C]
+Tmi = 30; // [degree C]
+L = 1; // [m]
+// Properties of air at 30 degree C
+rho = 1.165 ; // [kg/m^3]
+v = 16.00 *10^-6 ; // [m^2/s]
+Cp = 1.005 ; // [kJ/kg K]
+k = 0.0267 ; // [W/m K]
+Pr = 0.701;
+
+// From eqn 5.10.2
+Vmax = ST/(SL-D)*V_inf ; // [m/s]
+Re = Vmax*D/v ;
+
+// From fig 5.15
+f = 0.37/4;
+// Also, tube arrangement is square
+X = 1;
+// From eqn 5.10.6
+delta_P = 4*f*N*X*(rho*Vmax^2)/2 ; // [N/m^2]
+
+printf("(i) Pressure drop of air across the bank is %f N/m^2 \n",delta_P);
+\ No newline at end of file