diff options
Diffstat (limited to '3862/CH10/EX10.5/Ex10_5.sce')
-rw-r--r-- | 3862/CH10/EX10.5/Ex10_5.sce | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/3862/CH10/EX10.5/Ex10_5.sce b/3862/CH10/EX10.5/Ex10_5.sce new file mode 100644 index 000000000..288ee40dc --- /dev/null +++ b/3862/CH10/EX10.5/Ex10_5.sce @@ -0,0 +1,30 @@ +clear +//variable declaration + +//A symmetric I-section of size 180 mm × 40 mm, 8 mm thick is strengthened with 240 mm × 10 mm rectangular plate on top flange. If permissible stress in the material is 150 N/mm^2, determine how much concentrated load the beam of this section can carry at centre of 4 m span. + +b1=(240) +b=(180) +t=(10) +h=(400) +w=(8) + +A=(240*10+180*8+384*8+180*8) //Area of section,A + +Y=(240*10*405+180*8*(400-4)+384*8*200+180*8*4)/A + +I=(b1*(t**3)/12)+(b1*t*((((h+5)-Y)**2)))+(b*(w**3)/12)+(b*w*((((h-4)-Y)**2)))+(w*((h-16)**3)/12)+((h-16)*w*((((h/2)-Y)**2)))+(b*(w**3)/12)+(b*w*(((4-Y)**2))) + +ytop=(h+t/2)-Y +ybottom=Y +ymax=Y + +Z=I/ymax +fper=150 +M=fper*Z/1000000 //Momnent carrying capacity of the section + +//Let P kN be the central concentrated load the simply supported beam can carry. Then max bending movement in the beam + +P=M*4/(w/2) + +printf("\n P= %0.3f KN",P) |