diff options
Diffstat (limited to '278/CH5/EX5.24')
-rwxr-xr-x | 278/CH5/EX5.24/ex_5_23.sce | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/278/CH5/EX5.24/ex_5_23.sce b/278/CH5/EX5.24/ex_5_23.sce new file mode 100755 index 000000000..44803a83f --- /dev/null +++ b/278/CH5/EX5.24/ex_5_23.sce @@ -0,0 +1,25 @@ +//find b1 in fig 5.24
+clc
+//solution
+//given
+P=80000//N
+ft=70//N/mm^2//stress
+//b=3*t
+//A=b*t
+//A=3t*t
+//P=ft*A
+//t^2=80000/210
+t=sqrt(80000/210)//mm
+b=3*t//mm
+////when the link is shown by dotted line, it will be subjected to direct stress as we;; as bending stress
+//A1=b1*t
+//fo=P/A
+//fo=P/(b1*t)
+//fb=M/Z//=P*e/(t*b1^2)
+//f=fo+fb//total stress
+//f=P/(t*b1)*[(6*e/b1)+1]
+//70=(80000/(20*b1))*[4]
+b1=16*10^3/70//mm
+printf("the thickness is,%f mm\n",t)
+printf("the width is,%f mm\n",b)
+printf("the new width is,%f mm\n",b1)
\ No newline at end of file |