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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 /698/CH26/EX26.2/P2_comparison_of_moment_of_inerta.sce | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
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initial commit / add all books
Diffstat (limited to '698/CH26/EX26.2/P2_comparison_of_moment_of_inerta.sce')
| -rw-r--r-- | 698/CH26/EX26.2/P2_comparison_of_moment_of_inerta.sce | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/698/CH26/EX26.2/P2_comparison_of_moment_of_inerta.sce b/698/CH26/EX26.2/P2_comparison_of_moment_of_inerta.sce new file mode 100644 index 000000000..331c8969f --- /dev/null +++ b/698/CH26/EX26.2/P2_comparison_of_moment_of_inerta.sce @@ -0,0 +1,46 @@ +clc
+//Example 26.2
+//Comparision of moment of inertia
+
+//------------------------------------------------------------------------------
+
+//Given data
+//mean radius
+r=0.6 //m
+//thickness
+t=0.152 //m
+//width
+b=0.2 //m
+//density
+rho=7000 //kg/m3
+
+//inner and outer radii
+ri=r- t/2
+ro=r+ t/2
+
+//Mass of cylinders
+mo=%pi* ro^2 *b*rho
+mi=%pi* ri^2 *b*rho
+
+res2=mopen(TMPDIR+'2_comparison_of_moment_of_inertia.txt','wt')
+
+//Exact moment of inertia of rim
+mfprintf(res2,'(a)The exact moment of inertia of the rim considering difference of moment of inertia is')
+mfprintf(res2,'\n\tI=1/2*mo*ro2 - 1/2*mi*ri2\n')
+I=(1/2 *mo* ro^2) - (1/2 *mi* ri^2)
+mfprintf(res2,'I=%d kgm2\n\n',I)
+
+//Approximate moment of inertia
+mfprintf(res2,'(b)/the approximate moment of inertia, considering the rim as a thin ring is:')
+mfprintf(res2,'\n\tIapprox=m*r2\n')
+Iapprox=(mo-mi)* r^2
+mfprintf(res2,'Iapprox=%d kgm2\n\n',Iapprox)
+
+//percentage error
+p=((I-Iapprox)/I) *100
+mfprintf(res2,'Percent error= %0.1f',p)
+
+mclose(res2)
+editor(TMPDIR+'2_comparison_of_moment_of_inertia.txt')
+//------------------------------------------------------------------------------
+//-----------------------------End of program-----------------------------------
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