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Diffstat (limited to '3862/CH10/EX10.7/Ex10_7.sce')
-rw-r--r-- | 3862/CH10/EX10.7/Ex10_7.sce | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/3862/CH10/EX10.7/Ex10_7.sce b/3862/CH10/EX10.7/Ex10_7.sce new file mode 100644 index 000000000..169f0f1f1 --- /dev/null +++ b/3862/CH10/EX10.7/Ex10_7.sce @@ -0,0 +1,23 @@ +clear +//The diameter of a concrete flag post varies from 240 mm at base to 120 mm at top. The height of the post is 10 m. If the post is subjected to a horizontal force of 600 N at top +//Consider a section y metres from top. Diameter at this section is d. +//d=120+12*y +//I=%pi*(d**4)/64 +//Z=I*2/d=%pi*(d**3)/32 +//variable declaration +//M=600*1000*y //moment,N-mm +//f*Z=M,f is extreme fibre stress. +// +y=(5) +printf("\n y= %0.2f m",y) + +//Stress at this section f is given by +P=600 +M=P*y*1000 +d=120+12*y +I=%pi*(d**4)/64 +Z=I*2/d + +f=M/Z + +printf("\n f= %0.3f N/mm^2",f) |