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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 /1427/CH20/EX20.5 | |
| 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 '1427/CH20/EX20.5')
| -rw-r--r-- | 1427/CH20/EX20.5/20_5.sce | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/1427/CH20/EX20.5/20_5.sce b/1427/CH20/EX20.5/20_5.sce new file mode 100644 index 000000000..a3708cfa5 --- /dev/null +++ b/1427/CH20/EX20.5/20_5.sce @@ -0,0 +1,9 @@ +//ques-20.5
+//Calculating activity of a sample after 80 years
+clc
+th=20;//half-life (in years)
+Ai=8000;//initial activity (in dis/min)
+t=80;//time given (in years)
+n=t/th;
+Af=Ai*(1/2)^n;
+printf("The final activity of the sample is %d dis/min.",Af);
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