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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 /494/CH3/EX3.6.a | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '494/CH3/EX3.6.a')
| -rwxr-xr-x | 494/CH3/EX3.6.a/3_6_a.sce | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/494/CH3/EX3.6.a/3_6_a.sce b/494/CH3/EX3.6.a/3_6_a.sce new file mode 100755 index 000000000..b3a1d4c60 --- /dev/null +++ b/494/CH3/EX3.6.a/3_6_a.sce @@ -0,0 +1,17 @@ +//all the quantities are expressed in SI units
+
+V2 = 100*1609/3600; //test section flow velocity converted from miles per hour to meters per second
+p_atm = 101000; //atmospheric pressure
+p2 = p_atm; //pressure of the test section which is vented to atmosphere
+rho = 1.23; //air density at sea level
+ratio = 10; //contraction ratio of the nozzle
+
+//the pressure difference in the wind tunnel can be calculated as
+delta_p = rho/2*(V2^2)*(1-(1/ratio^2));
+
+//thus the reservoir pressure can be given as
+p1 = p2 + delta_p;
+
+p1_atm = p1/p_atm; //reservoir pressure expressed in units of atm
+
+printf("\nRESULTS\n--------\nThe reservoir pressure is\n p1 = %1.2f atm",p1_atm)
\ No newline at end of file |