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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /3751/CH2/EX2.15 | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
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initial commit / add all books
Diffstat (limited to '3751/CH2/EX2.15')
| -rw-r--r-- | 3751/CH2/EX2.15/Ex2_15.sce | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/3751/CH2/EX2.15/Ex2_15.sce b/3751/CH2/EX2.15/Ex2_15.sce new file mode 100644 index 000000000..7ecb4ff7b --- /dev/null +++ b/3751/CH2/EX2.15/Ex2_15.sce @@ -0,0 +1,38 @@ +//Fluid system - By - Shiv Kumar
+//Chapter 2 - Impact of Jet
+//Example 2.15
+ clc
+ clear
+
+//Given Data:-
+ Vi=20; //Absolute velocity of Jet at Inlet of Vane, m/s
+ u=10; //Velocity of Vane, m/s
+ ui=u;
+ uo=u;
+ alpha_i=20; //Angle made by Jet at Inlet, degrees
+ alpha_l=130; //Angle made by Jet at leaving, degrees
+ alpha_o=180-alpha_l; //degrees
+
+//Data Used:-
+ g=9.81; //Acceleration due to gravity, m/s^2
+
+//Computations:-
+ //(a)
+ Vwi=Vi*cosd(alpha_i); //m/s
+ Vfi=Vi*sind(alpha_i); //m/s
+ Vrwi=Vwi-ui; //m/s
+ beta_i=atand(Vfi/Vrwi); //degrees
+ Vri=Vfi/sind(beta_i); //m/s
+ Vro=Vri;
+ beta_o=alpha_o-asind(uo*sind(180-alpha_o)/Vro); //degrees
+ Vwo=Vro*cosd(beta_o)-uo; //degrees
+ //(b)
+ W=(Vwi+Vwo)*u/g; //N-m/N
+
+//Results:-
+ printf("(a)Vane angle at Inlet, beta_i=%.2f degrees \n", beta_i)
+ printf(" Vane angle at Outlet, beta_o=%.2f degrees \n\n", beta_o) //The answer vary due to round off error
+ printf("(b)Work done per second per unit weight of water striking the vane per second=%.2f N-m/N", W) //The answer vary due to round off error
+
+
+
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