diff options
Diffstat (limited to '3886/CH9/EX9.3')
| -rw-r--r-- | 3886/CH9/EX9.3/9_3.sce | 16 | ||||
| -rw-r--r-- | 3886/CH9/EX9.3/9_3.txt | 3 |
2 files changed, 19 insertions, 0 deletions
diff --git a/3886/CH9/EX9.3/9_3.sce b/3886/CH9/EX9.3/9_3.sce new file mode 100644 index 000000000..928930bcc --- /dev/null +++ b/3886/CH9/EX9.3/9_3.sce @@ -0,0 +1,16 @@ +//locating centroid
+//refer fig. 9.12
+//due to symmetry centroid must lie on y-axis
+xbar=0
+A1=100*20 //mm^2
+//for A1
+y1=30+100+20/2 //mm
+//for A2
+A2=100*20 //mm^2
+y2=30+100/2 //mm
+A3=150*30 //mm^2
+y3=30/2 //mm
+A=2000+2000+4500
+ybar=(A1*y1+A2*y2+A3*y3)/A //mm
+printf("The centroid is on the symmetric axis at a distance of %.2f mm from the bottom as shown in figure 9.12",ybar)
+
diff --git a/3886/CH9/EX9.3/9_3.txt b/3886/CH9/EX9.3/9_3.txt new file mode 100644 index 000000000..6088ee43f --- /dev/null +++ b/3886/CH9/EX9.3/9_3.txt @@ -0,0 +1,3 @@ +
+--> exec('E:\My program EM\9. Centroid and moment of inertia\9.3.sce', -1)
+The centroid is on the symmetric axis at a distance of 59.71 mm from the bottom as shown in figure 9.12
\ No newline at end of file |