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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 /965/CH4/EX4.15/15.sci | |
| 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 '965/CH4/EX4.15/15.sci')
| -rw-r--r-- | 965/CH4/EX4.15/15.sci | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/965/CH4/EX4.15/15.sci b/965/CH4/EX4.15/15.sci new file mode 100644 index 000000000..82ac133fc --- /dev/null +++ b/965/CH4/EX4.15/15.sci @@ -0,0 +1,34 @@ +clc;
+clear all;
+disp("copper-constantan thermometer")
+R=2.5/2000;//m
+ti=25;//degree C
+ta=215;// degree C
+t=165;// degree C
+rho=8750;// kg/m^3
+c=380;// J/kg.C
+h=145;//W/m^2.C
+kth=28;// W/m.C
+
+As=4*3.1416*R*R;//m^2
+V=4*3.1416*(R^3)/3;//m^3
+Lc=V/As;
+a=k/(rho*c);
+//Fo=a*tau/Lc^2;
+Bi=h*Lc/k;
+th=t-ta;
+tha=ti-ta;
+thm=th/tha;
+
+Fo=(-1/Bi)*log(thm);
+tau=(Fo*Lc^2)/a;
+disp("s",tau,"tau =")
+
+Fo=1/Bi;
+tau=(Fo*Lc^2)/a;
+disp("s",tau,"tau* =")
+thm=exp(-1);
+th=thm*tha;
+t=th+ta;
+
+disp("degree C",t,"temperature t =")
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