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Diffstat (limited to '3751/CH2/EX2.18/Ex2_18.sce')
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diff --git a/3751/CH2/EX2.18/Ex2_18.sce b/3751/CH2/EX2.18/Ex2_18.sce new file mode 100644 index 000000000..4b9f5a90b --- /dev/null +++ b/3751/CH2/EX2.18/Ex2_18.sce @@ -0,0 +1,36 @@ +//Fluid system - By - Shiv Kumar
+//Chapter 2 - Impact of Jet
+//Example 2.18
+ clc
+ clear
+
+//Given Data:-
+ Vi=18; //velocity of Jet at Inlet of, m/s
+ u=6; //Velocity of Vane, m/s
+ ui=u;
+ uo=u;
+ AoD=120; //Angle of deflection of the Jet, degrees
+
+//Data Used:-
+ g=9.81; //Acceleration due to gravity, m/s^2
+
+//Computations:-
+ beta_i=(180-AoD)/2; //degrees
+ beta_o=beta_i;
+ //(i)
+ alpha_i=beta_i-asind(ui*sind(180-beta_i)/Vi); //degrees
+ //(ii)
+ Vrwi=Vi*cosd(alpha_i)-ui; //m/s
+ Vfi=Vi*sind(alpha_i); //m/s
+ Vri=Vfi/sind(beta_i); //m/s
+ Vro=Vri;
+ Vfo=Vro*sind(beta_o); //m/s
+ Vwo=Vro*cosd(beta_o)-uo; //m/s
+ alpha_o=atand(Vfo/Vwo); //degrees
+ Vo=Vfo/sind(alpha_o); //m/s
+ //(iii)
+ W=(Vi*cosd(alpha_i)+Vwo)*u/g; //N-m/N
+//Results(a):-
+ printf("(i)Angle of Jet at Inlet, alpha_i=%.2f Degrees \n", alpha_i)
+ printf("(ii)Absolute velocity of Jet at Outlet, Vo=%.2f m/s with angle alpha_o=%.2f Degrees \n", Vo,alpha_o) //The answer vary due to round off error
+ printf("(iii)Work done per N of Water=%.2f N-m/N", W) //The answer vary due to round off error
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