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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/CH7/EX7.7 | |
| 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/CH7/EX7.7')
| -rw-r--r-- | 965/CH7/EX7.7/7.sci | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/965/CH7/EX7.7/7.sci b/965/CH7/EX7.7/7.sci new file mode 100644 index 000000000..2e980919f --- /dev/null +++ b/965/CH7/EX7.7/7.sci @@ -0,0 +1,28 @@ +clc;
+clear all;
+disp("Boundary layer thickness")
+
+x=1.2;//m distance from the leading edge of plate
+v=15.4*10^(-6);//m^2/s kinematic viscocity
+U=2.8;//m/s velocity of air
+
+
+Re=U*x/v;// Reynold's number
+disp("Blasius solution")
+delta1=5*x*1000/(Re)^0.5;//mm
+disp("mm",delta1,"Maximum thickness of boundary layer =")
+
+Cfx1=0.664/(Re)^0.5;
+disp(Cfx1,"drag coefficient =")
+
+disp("Approximate solution")
+delta2=4.64*x*1000/(Re)^0.5;//mm
+disp("mm",delta2,"Maximum thickness of boundary layer =")
+Cfx2=0.646/(Re)^0.5;
+disp(Cfx2,"drag coefficient =")
+
+e1=(1-delta2/delta1)*100;
+disp("%",e1,"Deviation for delta =")
+
+e2=(1-Cfx2/Cfx1)*100;
+disp("%",e2,"Deviation for Drag coefficient =")
|