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clear
//Given
//Variable declaration
L=4000 //Length of the bar in mm
b=30 //Breadth of the bar in mm
t=20 //Thickness of the bar in mm
mu=0.3 //Poisson's ratio
delL=1.0 //delL from problem 2.1
//Calculation
ev=(delL/L)*(1-2*mu) //Volumetric strain
V=L*b*t //Original volume in mm^3
delV=ev*V //Change in volume in mm^3
F=int(V+delV) //Final volume in mm^3
//Result
printf("\n Final volume = %0.3f mm^3",F)
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