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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 /3755/CH4 | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
| download | Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.gz Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.bz2 Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.zip | |
initial commit / add all books
Diffstat (limited to '3755/CH4')
| -rw-r--r-- | 3755/CH4/EX4.1/Ex4_1.sce | 18 | ||||
| -rw-r--r-- | 3755/CH4/EX4.2/Ex4_2.sce | 18 |
2 files changed, 36 insertions, 0 deletions
diff --git a/3755/CH4/EX4.1/Ex4_1.sce b/3755/CH4/EX4.1/Ex4_1.sce new file mode 100644 index 000000000..23490abd9 --- /dev/null +++ b/3755/CH4/EX4.1/Ex4_1.sce @@ -0,0 +1,18 @@ +clear
+//
+//
+//
+
+//Variable declaration
+T1=773; //temperature(K)
+T2=1273; //temperature(K)
+n=1*10^-10; //fraction of vacancy sites
+
+//Calculations
+X=(T1*log(n)/T2);
+
+x=exp(X); //fraction of vacancy sites at 1000 C
+
+//Result
+printf("\n fraction of vacancy sites at 1000 C is %0.4f *10^-7",x*10^7)
+printf("\n answer varies due to rounding off errors")
diff --git a/3755/CH4/EX4.2/Ex4_2.sce b/3755/CH4/EX4.2/Ex4_2.sce new file mode 100644 index 000000000..963718ecc --- /dev/null +++ b/3755/CH4/EX4.2/Ex4_2.sce @@ -0,0 +1,18 @@ +clear
+//
+//
+//
+
+//Variable declaration
+T=273+25; //temperature(K)
+m=4;
+n=5*10^11; //density(per m^3)
+V=(2*2.82*10^-10)^3; //volume(m^3)
+kB=8.625*10^-5;
+
+//Calculations
+N=m/V;
+Ep=2*kB*T*log(N/n);
+
+//Result
+printf("\n energy required is %0.3f eV",Ep)
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