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+//Fluid Systems - By - Shiv Kumar
+//Chapter 11- Centrifugal Pumps
+//Example 11.2
+//To Find the Vane Angle at Outer Periphery of the Impeller.
+
+     clc
+      clear
+
+//Given Data:-
+        N=1470;      //Speed, rpm
+        Q=100;       //Discharge, litres/s
+        Hm=24;      //manometric Head,  m
+        Do=240;      // Diameter of Impeller at Outlet, mm
+        b_o=50;       //Width of Impeller at Outlet, mm
+        eta_man=76/100;      //Manometric EEfficiency
+
+
+//Data Used:-
+        g=9.81;       //Acceleration due to gravity, m/s^2
+
+
+//Computations:-
+         Q=Q/1000;     //m^3/s
+         Do=Do/1000;       //m
+         b_o=b_o/1000;     //m
+
+        uo=%pi*Do*N/60;      //m/s
+        Vwo=g*Hm/(uo*eta_man);       //m/s
+        Vfo=Q/(%pi*Do*b_o);       //m/s
+    //From Outlet Velocity Triangle (OVT),
+      beta_o=atand(Vfo/(uo-Vwo));      //degrees 
+
+//Result:-
+      printf("The Vane Angle at Outer Periphery of Impeller, beta_o=%.2f Degrees \n",beta_o)       //The answer vary due to round off error
+
+