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errcatch(-1,"stop");mode(2);//Chapter 24
clc
//Example 2
//given
n=1.33 //refractive index of soap bubble
lambda=602 //wavelength of light in nm
//for constructive interference we have 2nt=lambda/2
t=lambda/(4*n)
disp(t,"Minimum thickness of soap bubble film in nm is")
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