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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 /1752/CH7/EX7.15 | |
| 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 '1752/CH7/EX7.15')
| -rwxr-xr-x | 1752/CH7/EX7.15/exa_7_15.sce | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/1752/CH7/EX7.15/exa_7_15.sce b/1752/CH7/EX7.15/exa_7_15.sce new file mode 100755 index 000000000..629815577 --- /dev/null +++ b/1752/CH7/EX7.15/exa_7_15.sce @@ -0,0 +1,25 @@ +//Exa 7.15
+clc;
+clear;
+close;
+format('v',9)
+//given data
+d1=100;// in mm
+d1=d1*10^-3;// in m
+d2=100+10*2;// in mm
+d2=d2*10^-3;// in m
+l=1;// in m
+A1byA2=d1^2/d2^2;
+A1=%pi*d1*l;// in m^2
+sigma=5.67*10^-8;
+T1=120+273;// in K
+T2=35+273;// in K
+epsilon1=.8;
+epsilon2=.1;
+Fg12=1/(1/epsilon1+(1/epsilon2-1)*A1byA2);
+// Radiant heat transfer from the tube
+q=A1*Fg12*sigma*(T1^4-T2^4)
+disp(q," Radiant heat transfer from the tube in W/m");
+
+
+//Note: Answer in the book is wrong
\ No newline at end of file |