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Diffstat (limited to '3862/CH2/EX2.17/Ex2_17.sce')
| -rw-r--r-- | 3862/CH2/EX2.17/Ex2_17.sce | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/3862/CH2/EX2.17/Ex2_17.sce b/3862/CH2/EX2.17/Ex2_17.sce new file mode 100644 index 000000000..72db5cc58 --- /dev/null +++ b/3862/CH2/EX2.17/Ex2_17.sce @@ -0,0 +1,31 @@ +clear +// + +//variable declaration +P1=5.0 //Inclined at 45° down Loading at 3m distance from A,KN +P2=10.0 //Inclined at 45° down Loading at 2m distance from A,KN +P3=10.0 //Inclined at 45° down Loading at 1m distance from A,KN +P4=5.0 //Inclined at 45° down Loading A,KN +P8=5.0 //Inclined at 45° UP Loading at 3m distance from A,KN +P7=10.0 //Inclined at 45° UP Loading at 2m distance from A,KN +P6=10.0 //Inclined at 45° UP Loading at 1m distance from A,KN +P5=5.0 //Inclined at 45° UP Loading A,KN +a=1.0 + +theta=45.0*%pi/180.0 +//The roof is inclined at 45° to horizontal and loads are at 90° to the roof. Hence, the loads are also inclined at 45° to vertical/horizontal. + +//assume Resulat R at distance d from A, +//sum of vertical Fy & sum of horizontal forces Fx is zero +//Assume direction of Fx is right +//Assume direction of Fy is up +Rx=(P1+P2+P3+P4+P5+P6+P7+P8)*cos(theta) +Ry=-(P1+P2+P3+P4)*sin(theta)+(P5+P6+P7+P8)*sin(theta) + +printf("\n R= %0.3f KN",Rx) +//and its direction is horizontal +//Let R be at a distance d from the ridge A +//moment at A +d=((P1*3*cos(theta)*a+P2*cos(theta)*2*a+P3*cos(theta)*a)*2)/(Rx) + +printf("\n d= %0.1f m \n Resultant is a horizontal force of magnitude %0.3f at %0.1f m below A.",d,Rx,d) |