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| author | prashantsinalkar | 2018-02-03 11:01:52 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2018-02-03 11:01:52 +0530 |
| commit | 7bc77cb1ed33745c720952c92b3b2747c5cbf2df (patch) | |
| tree | 449d555969bfd7befe906877abab098c6e63a0e8 /3862/CH4/EX4.23 | |
| parent | d1e070fe2d77c8e7f6ba4b0c57b1b42e26349059 (diff) | |
| download | Scilab-TBC-Uploads-7bc77cb1ed33745c720952c92b3b2747c5cbf2df.tar.gz Scilab-TBC-Uploads-7bc77cb1ed33745c720952c92b3b2747c5cbf2df.tar.bz2 Scilab-TBC-Uploads-7bc77cb1ed33745c720952c92b3b2747c5cbf2df.zip | |
Diffstat (limited to '3862/CH4/EX4.23')
| -rw-r--r-- | 3862/CH4/EX4.23/Ex4_23.sce | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/3862/CH4/EX4.23/Ex4_23.sce b/3862/CH4/EX4.23/Ex4_23.sce new file mode 100644 index 000000000..4ffbca00e --- /dev/null +++ b/3862/CH4/EX4.23/Ex4_23.sce @@ -0,0 +1,41 @@ +clear +// + +//The section is divided into three simple figures viz., a triangle ABC, a rectangle ACDE and a semicircle. + +//variable declaration + +r=20.0 //radius of semicircle +A1=80.0*20.0/2 //Area of triangle ABC +A3=40.0*80.0 //Area of rectangle ACDE +A4=%pi*(r**2)/2 //Area of semicircle +At1=30.0*20.0/2.0 +At2=50.0*20.0/2.0 +A=A1+A3-A4 //Total area + +X1=2.0*30.0/3.0 +X2=50.0*30.0/3.0 +X3=40.0 +X4=40.0 + +xc=(At1*X1+At2*X2+A3*X3-A4*X4)/A +//mistake in book + +Y1=(20.0/3.0)+40.0 +Y3=20.0 +Y4=(4.0*20.0)/(3.0*%pi) + +yc=(A1*Y1+A3*Y3-A4*Y4)/A +printf("\n %0.3f %0.3f ",xc,yc) + +// +//Moment of inertia of the section about axis x-x=Sum of the momentsof inertia of individual triangular areasabout axis + +Ixx=(80.0*(20.0**3)/36) +A1*((60.0-(2*20.0/3.0)-yc)**2)+(80*(40**3)/12)+(A3*((yc-20.0)**2))-((0.0068598*(20**4))+(A4*((yc-Y4)**2))) + +printf("\n Ixx= %0.0f mm^4",Ixx) + + +Iyy=(20.0*(30.0**3)/36) +At1*((xc-(2*30.0/3.0))**2)+(20*(50**3)/36)+(At2*((xc-(30.0+(50/3)))**2))+((40*(80**3)/12)+(A3*((xc-40)**2)))-((%pi*(40**4))/(2*64))-(A4*((40-xc)**2)) + +printf("\n Iyy= %0.0f mm^4",Iyy) |