diff options
Diffstat (limited to '914/CH7/EX7.21/ex7_21.sce')
| -rwxr-xr-x | 914/CH7/EX7.21/ex7_21.sce | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/914/CH7/EX7.21/ex7_21.sce b/914/CH7/EX7.21/ex7_21.sce new file mode 100755 index 000000000..c07fdb8ce --- /dev/null +++ b/914/CH7/EX7.21/ex7_21.sce @@ -0,0 +1,14 @@ +clc;
+warning("off");
+printf("\n\n example7.21 - pg320");
+// given
+T=545.67; //[degR] - temperature
+R=1545; //[Torr*ft^3/degR*mole] - gas constant
+M=29; //[g/mole] - molecular weight
+g=9.807; //[m/sec^2] - acceleration due to gravity
+gc=9.807;
+po=760; //[Torr] - pressure
+deltaz=50; //[ft]
+// using the equation p=po*exp(-(g/gc)*M*(deltaz/R*T))
+p=po*%e^(-(g/gc)*M*(deltaz/(R*T)));
+printf("\n\n p=%fTorr\n Thus, the pressure decrease for an elevation of 50ft is very small",p);
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