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clear
//
//
//Given
//Variable declaration
P=9*1000 //Axial pull in N
F=4.5*1000 //Shear force in N
sigmat_star=225 //Elastic limit in tension in N/sq.mm
Sf=3 //Factor of safety
mu=0.3 //Poisson's ratio
sigma3=0 //third principle stress
//Calculation
sigmat=sigmat_star/Sf
sigma=(P/(%pi/4))
tau=(F/(%pi/4))
sigma1=((tau)+int((sqrt((sigma/2)**2+tau**2))))
sigma2=((tau)-int((sqrt((sigma/2)**2+tau**2))))
d=(((((sigma1-sigma2)**2+(sigma2-sigma3)**2+(sigma3-sigma1)**2)/(2*(sigmat**2)))**(1/4)))
//Result
printf("\n Diameter of the bolt = %0.3f mm",d)
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