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//Chapter-1,Example 1_8,Page 1-19
clc()
//Given Data:
lam=5.893*10^-7 //Wavelength of light
theta=1 //assuming value of theta
//We know, B=lam/(2*u*theta). Here u=1
B=lam/(2*theta) //fringe spacing
n=20 //interference fringes
//Calculations:
//t=n*B*tan(theta)
t=20*B*theta //Thickness of wire
printf('Thickness of wire is =%.9f m',t)
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