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Diffstat (limited to '1394/CH20/EX20.1.1/Ex20_1_1.sce')
| -rwxr-xr-x | 1394/CH20/EX20.1.1/Ex20_1_1.sce | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/1394/CH20/EX20.1.1/Ex20_1_1.sce b/1394/CH20/EX20.1.1/Ex20_1_1.sce new file mode 100755 index 000000000..9afb25c71 --- /dev/null +++ b/1394/CH20/EX20.1.1/Ex20_1_1.sce @@ -0,0 +1,13 @@ + +clc
+//initialization of variables
+T = 26.2 // centigrade
+T0 = 4 // centigrade
+Tinf = 40 //centigrade
+z = 1.3//cm
+t = 180 //seconds
+//calculations
+k = erfinv((T-T0)/(Tinf-T0))
+alpha = (1/(4*t))*((z/k)^2)//cm^2/sec
+//Results
+printf("The thermal diffusivity is %.3f",alpha)//answer wrong in textbook
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