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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 /2465/CH3/EX3.5/Ex3_5.sce | |
| 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 '2465/CH3/EX3.5/Ex3_5.sce')
| -rw-r--r-- | 2465/CH3/EX3.5/Ex3_5.sce | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/2465/CH3/EX3.5/Ex3_5.sce b/2465/CH3/EX3.5/Ex3_5.sce new file mode 100644 index 000000000..589cf1fdd --- /dev/null +++ b/2465/CH3/EX3.5/Ex3_5.sce @@ -0,0 +1,27 @@ +//Chapter-3,Example 5,Page 57
+clc;
+close;
+
+//Part (a)
+
+t_half= 1620 //half life of radium
+
+lamda= 0.693/t_half
+
+//as radium lose one centigram mass
+
+N_0=100 // in centigram
+
+N_1=N_0-1
+
+t_1=log10(N_0/N_1)/(lamda*log10(%e))
+
+printf('Part (a)---total number of years required are %.2f years ',t_1)
+
+// Part (b)
+
+N_2= 1
+
+t_2=log10(N_0/N_2)/(lamda*log10(%e))
+
+printf('\n Part (b)---total number of years required are %.2f years ',t_2)
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