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// Problem no 6.2,Page No.155
clc;clear;
close;
L=6 //m //Length of beam
y_b=1.5*10**-2 //m //Deflection
E=2*10**7*10**4
sigma=10*10**3*10**4
//d=2*b
//Calculations
//Let w*I**-1=X //From Deflection at the free end Equation
X=y_b*8*E*(L**4)**-1*10**-3 //Equation 1
//Let w*b*I**-1=Y //From Max bending stress at the extreme fibre From N.A
Y=sigma*2*(L**2)**-1 //Equation 2
b=Y*X**-1 //width of beam //mm
d=2*b //depth of beam //mm
//Result
printf("The Dimension of Beam are:\n\t\t\t b=%.2f mm (width)\n\t\t\t d=%.2f mm (depth)",b,d)
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