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Diffstat (limited to '3750/CH1/EX1.5/Ex1_5.sce')
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diff --git a/3750/CH1/EX1.5/Ex1_5.sce b/3750/CH1/EX1.5/Ex1_5.sce new file mode 100644 index 000000000..cda396bae --- /dev/null +++ b/3750/CH1/EX1.5/Ex1_5.sce @@ -0,0 +1,21 @@ +//Strength Of Material By G.H.Ryder
+//Chapter 1
+//Example 5
+// To Calulate the maximum laod which can be carried
+ m1=100; //mass of cage , Unit in Kg
+ m2=0.9; //mass of rope, Unit in Kg/m
+ l2=25; //lenght of ropewire, Unit in m
+ n=49; //No. of wires
+ D2=1.6; //Diameter of each wire, Unit in mm
+ StressAll=90;// Max allowable stress, Unit in N/mm^2
+ E=70,000;// Young's Modulus for rope, unit in N/mm^2
+ h=10; //height from which lift is dropped , Unit in cm
+ AreaOfRope=%pi*n*(D2^2)/4; //Unit in mm^2
+ g=9.8; //Acceleration due to Gravity, Unit in m/sec^2
+ StressInitial=(m1+m2*l2)/AreaOfRope; //Initial stress unit in N/mm^2
+ StressImpact=StressAll-StressInitial; // Increase stress due to Impact, Unit in N/mm^2
+ P=StressImpact*AreaOfRope/g; //Equivalent static load,Unit in Kg
+ x=StressImpact*l2*100/E //Entension, Unit in cm
+ W=P*x/(2*(h+x)) //max load that can be dropped, Unit in Kg
+ printf("The maximum load which can be carried is %f Kg",W)
+
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