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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 /1394/CH20/EX20.4.2/Ex20_4_2.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 '1394/CH20/EX20.4.2/Ex20_4_2.sce')
| -rwxr-xr-x | 1394/CH20/EX20.4.2/Ex20_4_2.sce | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/1394/CH20/EX20.4.2/Ex20_4_2.sce b/1394/CH20/EX20.4.2/Ex20_4_2.sce new file mode 100755 index 000000000..b38ffb0d3 --- /dev/null +++ b/1394/CH20/EX20.4.2/Ex20_4_2.sce @@ -0,0 +1,25 @@ + +clc
+//initialization of variables
+//For window with two panes 3 cm apart
+k = 0.57*10^-4 //cal/cm-sec-K
+l = 3 //cm
+g = 980 // cm/sec^2
+Nu = 0.14 // cm^2/sec
+DeltaT = 30 // Kelvin
+T = 278 // Kelvin
+L = 100 // cm
+//calculations
+h = (0.065*(k/l)*(((l^3)*g*DeltaT/((Nu^2)*T))^(1/3))*((l/L)^(1/9)))*10^4//for two pane in x*10^-4 cal/cm^2-sec-K
+printf("The heat transfer co efficent for two panes is %.2f x10^-4 cal/cm^2-sec-K",h)
+
+//For window with three panes 1.5 cm each apart
+k = 0.57*10^-4 //cal/cm-sec-K
+l = 1.5//cm
+DeltaT = 15 // Kelvin
+g = 980 // cm/sec^2
+Nu = 0.14 // cm^2/sec
+//calculations
+h = (0.065*(k/l)*(((l^3)*g*DeltaT/((Nu^2)*T))^(1/3))*((l/L)^(1/9)))*10^4//for two pane in x*10^-4 cal/cm^2-sec-K
+printf("\nThe heat transfer co efficent for three panes is %.2f x10^-4 cal/cm^2-sec-K",h/2)//Because there are two gaps
+
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