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//Chapter-1,Example1_3_2,pg 1-22
wavelength=5893*10^-8 //wavelength of light
B=0.1 //fringe width
u=1.52 //refractive index of glass wedge
a=(wavelength/(2*u*B))*3600*(180/%pi) //as fringe spacing is 'B = wavelength/(2*a*u)'
printf("\nThe angle of wedge is a =%.2f seconds \n",a)
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