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//
L=30
t0=20
p0=10
pm=15
tm=32
a=0.03
al=11/(1000000)
E=2.1*(1000000)
w=0.693
ml=780
n=1
printf("\n for n=1')
ct=al*L*(tm-t0)
printf("\n the temperature correction is %0.3f meters',ct)
cp=(pm-p0)*L/(a*E)
printf("\n the pull correction is %0.3f meters',cp)
cs=-L*w*w/(24*pm*pm*n*n)
printf("\n the sag correction is %0.3f meters',cs)
e=ct+cp+cs
printf("\n the total correction is %0.3f meters',e)
l1=L+e
truelength=(l1/L)*ml
printf("\n the true length is %0.3f ",truelength)
n=2
printf("\n for n=2')
ct=al*L*(tm-t0)
printf("\n the temperature correction is %0.3f meters',ct)
cp=(pm-p0)*L/(a*E)
printf("\n the pull correction is %0.3f meters',cp)
cs=-L*w*w/(24*pm*pm*n*n)
printf("\n the sag correction is %0.3f meters',cs)
e=ct+cp+cs
printf("\n the total correction is %0.3f meters',e)
l1=L+e
truelength=(l1/L)*ml
printf("\n the true length is %0.3f meters",truelength)
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