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clear
//
//
//
//Variable declaration
lamda1=650*10**-9 //wavelength(m)
lamda2=500*10**-9 //wavelength(m)
n1=10
n2=13
D=1 //distance(m)
d=0.5*10**-3 //seperation(m)
//Calculation
x=n1*lamda1*D/d //least distance of the point from central maximum(m)
//Result
printf("\n least distance of the point from central maximum is %0.0f mm",x*10**3)
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