diff options
Diffstat (limited to '3705/CH12/EX12.5/Ex12_5.sce')
-rw-r--r-- | 3705/CH12/EX12.5/Ex12_5.sce | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/3705/CH12/EX12.5/Ex12_5.sce b/3705/CH12/EX12.5/Ex12_5.sce new file mode 100644 index 000000000..69ce31f2f --- /dev/null +++ b/3705/CH12/EX12.5/Ex12_5.sce @@ -0,0 +1,27 @@ + +clear//
+
+//Variable Declaration
+b=0.060 //Breadth of the section in mm
+d=0.03 //Depth of the section in mm
+L=1.2 //Length in m
+m=80 //Mass in kg
+g=9.81 //Acceleration due to gravity in m/s^2
+E=200*10**9 //Youngs Modulus in Pa
+e=0.015
+h=0.01 //height in m
+
+//Calculations
+//Part 1
+I=b*d**3*12**-1 //Moment of Inertia in m^4
+delta_st=m*g*L**3/(48*E*I) //Mid-span Displacement in m
+n=1+sqrt(1+(2*h/delta_st)) //Impact Factor
+
+//Part 2
+P_max=n*m*g //Maximum dynamic load in N at midspan
+M_max=P_max*0.5*L*0.5 //Maximum moment in N.m
+sigma_max=M_max*e/I //Maximum dynamic Bending Stress in Pa
+
+//Result
+printf("\n The impact factor is %0.3f ",n)
+printf("\n The maximum dynamic Bending Moment is %0.1f MPa",sigma_max*10**-6)
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