diff options
Diffstat (limited to '3886/CH3/EX3.8/Ex3_8.sce')
| -rw-r--r-- | 3886/CH3/EX3.8/Ex3_8.sce | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/3886/CH3/EX3.8/Ex3_8.sce b/3886/CH3/EX3.8/Ex3_8.sce new file mode 100644 index 000000000..ea4e58868 --- /dev/null +++ b/3886/CH3/EX3.8/Ex3_8.sce @@ -0,0 +1,13 @@ +//determine the resultant
+//refer fig. 3.17 (a) and (b)
+Rx=-400*cosd(45)-150*cosd(30) //N (towards left)
+Ry=200+400*sind(45)-150*sind(30)
+R=sqrt(Rx^2+Ry^2) //N
+alpha=atand(Ry/Rx) //degree
+//assume that the resultant intersects arm AB at a distance of x from A
+//taking moment about A
+MA=-400*3*sind(45)-400*0.6*cosd(45)+50+150*6*sind(30)+150*1*cosd(30) //N-m (anticlockwise)
+x=MA/Ry //m
+printf("The resultant is R=%.1f N as shown in fig.3.17 (a)",R)
+
+
|