1 files changed, 30 insertions, 0 deletions
diff --git a/1205/CH3/EX3.11/S_3_11.sce b/1205/CH3/EX3.11/S_3_11.sce
new file mode 100644
index 000000000..ad0802b27
--- /dev/null
+++ b/1205/CH3/EX3.11/S_3_11.sce
@@ -0,0 +1,30 @@
+clc;
+
+//Cross product i*j=k, k*j=-i, j*j=0.......1
+//Let say cross product r*f as M
+r1=[0,0,0];//m
+F1=-180;//N, j
+M1=[0,0,0];//kN.m
+
+r2=[3,0,0];//m, i
+F2=-54;//N j
+M2=[0,0,r2(1)*F2];//kN k
+
+r3=[3,0,1.5];//m
+F3=-36;//N,j
+M3=[-r3(3)*F3,0,r3(1)*F3];//kN.m
+
+r4=[1.2,0,3];//m
+F4=-90;//N,j
+M4=[-r4(3)*F4,0,r4(1)*F4];//kN.m
+
+R=F1+F2+F3+F4;//kN, resultant force
+M_RO=M1+M2+M3+M4;//kN.m 
+
+//r*R=M_RO
+//r=xi+zk
+//R*x k-R*z i=M_RO
+x=M_RO(3)/R;//m,
+z=-M_RO(1)/R;//m
+
+printf("Resultant of given system of forces is R= %.2f kN at x= %.2f m, z=%.2f m \n",R,x,z);