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clear
//
L=20//cm2
t0=20//kg/cm2
p0=5//per degree C
pm=16//kg
tm=32//degree C
a=0.03//cm2
al=11/(1000000)//per degree C
E=2.1*(1000000)//cm2
w=0.6//kg
ml=680//m
n=1
ct=al*L*(tm-t0)
printf("\n the temperature correction is %0.5f meters',ct)
cp=(pm-p0)*L/(a*E)
printf("\n the pull correction is %0.5f meters',cp)
cs=-L*w*w/(24*pm*pm*n*n)
printf("\n the sag correction is %0.5f meters',cs)
e=ct+cp+cs
printf("\n the total correction is %0.5f meters',e)
l1=L+e
truelength=(l1/L)*ml
printf("\n the true length is %0.5f meters ",truelength)
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