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diff --git a/3751/CH2/EX2.13/Ex2_13.sce b/3751/CH2/EX2.13/Ex2_13.sce new file mode 100644 index 000000000..874d95aac --- /dev/null +++ b/3751/CH2/EX2.13/Ex2_13.sce @@ -0,0 +1,30 @@ +//Fluid system - By - Shiv Kumar
+//Chapter 2 - Impact of Jet
+//Example 2.13
+ clc
+ clear
+
+//Given Data:-
+ d=25; //Diameter of the Jet, mm
+ V=27; //Velocity of the Jet, m/s
+ AoD=140; //Angle of Deflection, degrees
+
+//Data Used:-
+ rho=1000; //Density of water, kg/m^3
+
+//Computations:-
+ d=d/1000; //m
+ a=(%pi/4)*d^2; //cross-sectional area of Jet, m^2
+ m=rho*a*V; //Mass Flow Rate, kg/s
+ //For condition of Maximum work done,
+ u=V/3; //Velocity of Vane, m/s
+ theta=180-AoD; //degrees
+ //(a)Maximum work done/second
+ W=rho*a*(V-u)^2*(1+cosd(theta))*u/1000; //kJ/s
+ //(b)Efficiency of the Jet,
+ KE=(1/2)*rho*a*V^3; //kinetic energy supplied by jet per second, J
+ eta=W*1000/KE*100; //In percentage
+
+//Result:-
+ printf("(a)Maximum work done/sec=%.3f kJ/s \n", W) //The answer vary due to round off error
+ printf("(b)Effeciency of the Jet, eta=%.2f percent \n", eta) //The answer vary due to round off error
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