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//Chapter-1,Example 1_12,Page 1-40
clc()
//Given Data:
n=10 //10th dark ring
Dn=0.5*10^-2 //Diameter of ring
lam=6*10^-7 //wavelength of light
//Calculations:
//As Dn^2=4*n*R*lam
R=Dn^2/(4*n*lam) //Radius of curvature of the lens
printf('Radius of curvature of the lens is =%.2f m \n \n',R)
t=Dn^2/(8*R) //thickness of air film
printf(' Thickness of air film is =%.7f m \n',t)
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