diff options
Diffstat (limited to '3862/CH4/EX4.19/Ex4_19.sce')
| -rw-r--r-- | 3862/CH4/EX4.19/Ex4_19.sce | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/3862/CH4/EX4.19/Ex4_19.sce b/3862/CH4/EX4.19/Ex4_19.sce new file mode 100644 index 000000000..e55f95842 --- /dev/null +++ b/3862/CH4/EX4.19/Ex4_19.sce @@ -0,0 +1,25 @@ +clear +// The built-up section is divided into six simple rectangles + +//variable declaration + + +A1=250.0*10.0 //Area of 1,mm^2 +A2=40.0*10.0 //Area of 2,mm^2 + +A=A1*2+A2*4 //Total area,mm^2 + + +Y1=5.0 +Y2=30.0 +Y3=15.0 +Y4=255.0 +Y5=135.0 + +yc=(A1*Y1+2*A2*Y2+A2*Y3+A2*Y4+A1*Y5)/A + +//Now, Moment of inertia about the centroidalaxis=Sum of the moment of inertia of the individual rectangles + +Ixx=(250.0*(10**3)/12.0)+(A1*((yc-5)**2))+((10.0*(40**3.0)/12.0)+(A2*((yc-30.0)**2)))*2+(40*(10**3)/12.0)+(A2*((yc-15.0)**2))+(10.0*(250.0**3.0)/12.0)+(A1*((yc-135.0)**2))+(40.0*(10.0**3)/12)+(A2*((yc-255)**2)) + +printf("\n Ixx= %0.1f mm^4",Ixx) |