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Diffstat (limited to '3685/CH22/EX22.1/Ex22_1.sce')
| -rw-r--r-- | 3685/CH22/EX22.1/Ex22_1.sce | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/3685/CH22/EX22.1/Ex22_1.sce b/3685/CH22/EX22.1/Ex22_1.sce new file mode 100644 index 000000000..404e43817 --- /dev/null +++ b/3685/CH22/EX22.1/Ex22_1.sce @@ -0,0 +1,14 @@ +clc
+// Given that
+p = 1.013e5 // Pressure in Pa
+t = 300 // Temperature in K
+d = 3.5 // Effective diameter of oxygen molecule in Angstrom
+r = 2 // Ratio of free path of molecules with the lambda
+printf("\n Example 22.1 \n")
+sigma = %pi*(d*(10^-10))^2
+n = p/(t*1.38*(10^-23))
+lambda = 0.707/(sigma*n)
+R = exp(-r)
+printf("\n Mean free path = %e m,\n The fraction of molecules have free path longer than 2*lambda = %f percent",lambda,R*100)
+// Answer given in the book contain round off error for mean free path.
+
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