diff options
Diffstat (limited to '1205/CH6/EX6.1/S_6_1.sce')
| -rw-r--r-- | 1205/CH6/EX6.1/S_6_1.sce | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/1205/CH6/EX6.1/S_6_1.sce b/1205/CH6/EX6.1/S_6_1.sce new file mode 100644 index 000000000..c8a9c9bb3 --- /dev/null +++ b/1205/CH6/EX6.1/S_6_1.sce @@ -0,0 +1,33 @@ +clc;
+//Entire truss
+//Applying sum(M_C)=0
+E=(10*12+5*6)/3;//kN
+
+//Applying sum Fx=0
+Cx=0
+
+//Applying sumFy=0
+
+Cy=10+5-E;//kN
+
+//At joint A
+//By proportion 10kN/4=F_AB/3=F_AD/5
+F_AB=10/4*3;//kN, force in member AB
+F_DA=10/4*5;//kN, force in member AD
+
+//At joint D
+F_DB=F_DA;//kN, force in member DB
+F_DE=2*3/5*F_DA;//kN, force in member DE
+
+//At joint B
+//applying sumFy=0
+F_BE=5/4*(-5-4/5*F_DB);//kN, force in member BE
+//Applying sumFx=0
+
+F_BC=F_AB+3/5*F_DB-3/5*F_BE;//kN, force in member BC
+
+//At joint E
+//Applying sumFx=0
+F_EC=-5/3*(F_DE-3/5*F_BE);//kN, Force in member EC
+
+printf("The forces in member of truss are \n F_AB= %.1f kN T \n F_AD= %.1f kN C, \n F_DB= %.1f kN T, \n F_DE= %.0f kN C \n F_BE= %.2f kN \n F_BC= %.2f kN \n F_EC= %.2f kN ",F_AB,F_DA,F_DB,F_DE,F_BE,F_BC,F_EC);
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