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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/EX4.10 | |
| 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/EX4.10')
| -rw-r--r-- | 965/CH4/EX4.10/10.sci | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/965/CH4/EX4.10/10.sci b/965/CH4/EX4.10/10.sci new file mode 100644 index 000000000..ee6e65c77 --- /dev/null +++ b/965/CH4/EX4.10/10.sci @@ -0,0 +1,21 @@ +clc;
+clear all;
+disp("temperature and time")
+R=40/2000;//m
+ti=20;// degree C
+tau=4*60;//s
+ta=100;// degree C
+k=10;// W/m.C
+rho=1200;// kg/m^3
+c=2000;// J/kg.C
+h=100;//W/m^2.C
+Lc=R/3;// for sphere
+Bi=h*Lc/k
+
+t=ta+(ti-ta)*exp(-h*3*tau/(R*rho*c))
+disp("degree C")
+ti=5;// degree C
+X=(t-ta)/(ti-ta);
+Y=-h*3/(R*rho*c)
+tau=(log (X))/Y;// sec
+disp("min",tau/60,"time taken tau =")
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