initial commit / add all books

1 files changed, 37 insertions, 0 deletions

diff --git a/1205/CH6/EX6.3/S_6_3.sce b/1205/CH6/EX6.3/S_6_3.sce
new file mode 100644
index 000000000..59849fddb
--- /dev/null
+++ b/1205/CH6/EX6.3/S_6_3.sce
@@ -0,0 +1,37 @@
+clc;

+//Entire truss

+vB=1;//kN, verical force at B

+vD=1;//kN, verical force at D

+vF=1;//kN, verical force at F

+vH=1;//kN, verical force at H

+vJ=1;//kN, verical force at J

+vC=5;//kN, verical force at C

+vE=5;//kN, verical force at E

+vG=5;//kN, verical force at G

+h=8;//m, height

+v=5;//m, horizontal distance between successive node

+

+A=12.50;//kN, reaction at A

+L=7.50;//kN, reaction at L

+

+alpha=atan(h/3/v);// rad, angle made by inclined members with  X axis

+//alpha=alpha/%pi*180;// Conversion of angle into degrees

+

+

+

+//Force in member GI

+//Applying sum(M_H)=0

+F_GI=(L*2*v-vJ*v)/(2*v*tan(alpha));//kN Force in member GI

+printf("Force in member GI is %.2f kN \n ",F_GI);

+

+//Force in member FH

+//Applying sum(M_G)=0

+F_FH=(L*3*v-vH*v-vJ*2*v)/(-h*cos(alpha));//kN, Force in member FH

+printf("Force in member FH is %.2f kN \n Negative sign shows member is in compression \n",F_FH);

+

+

+//Force in member GH

+be=atan(v/(2*v*tan(alpha)));//rad, as tan(be)=GI/HI

+//Applying sum(M_L)=0

+F_GH=(-vH*v-vJ*2*v)/(3*v*cos(be));//kN, Force in member FH

+printf("Force in member GH is %.3f kN \n Negative sign shows member is in compression \n",F_GH);