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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /1379/CH9/EX9.1.5/example9_5.sce | |
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initial commit / add all books
Diffstat (limited to '1379/CH9/EX9.1.5/example9_5.sce')
| -rwxr-xr-x | 1379/CH9/EX9.1.5/example9_5.sce | 30 |
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diff --git a/1379/CH9/EX9.1.5/example9_5.sce b/1379/CH9/EX9.1.5/example9_5.sce new file mode 100755 index 000000000..7b3009a8a --- /dev/null +++ b/1379/CH9/EX9.1.5/example9_5.sce @@ -0,0 +1,30 @@ +
+
+//exapple 9.2
+clc; funcprot(0);
+// Initialization of Variable
+pi=3.1428;
+rho=825;
+mu=1.21;
+g=9.81;
+l=0.02;
+de=0.02;//dia exterior
+di=0.012;//dia interior
+//calculation
+//part 1
+zi=pi*(6*(pi*de^2/4-pi*di^2/4)*l/pi)^(2/3)/(pi*l*(di+de)+2*pi*(de^2/4-di^2/4));
+disp(zi, "sphericity of Raschig ring is:");
+//part 2
+u=0.04;
+ds=0.003//diameter of each sphere
+zi=pi*(6*pi*ds^3/pi)^(2/3)/6/pi/ds^2;//sphericity
+disp(zi, "sphericity of given object is:");
+Ap=4*ds^2-4*3/4*(ds^2-pi*ds^2/4);//projected area
+dp=sqrt(4*Ap/pi);//projected dia
+Re=dp*u*rho/mu;
+disp(Re, "Reynolds no. for the object:");
+//using graph b/w Re and zi and Cd
+Cd=105;//coeff. of drag
+Fd=Ap*Cd*u^2*rho/2;
+disp(Fd,"The drag force on object in (N):")
+
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