3869/CH7/EX7.8/Ex7_8.sce


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clear
//
//
//

//Variable declaration
lamda=1.5         //wavelength(AU)
d=1.6             //lattice spacing(AU)

//Calculation
n=2*d/lamda                         //maximum order of diffraction

//Result
printf("\n maximum order of diffraction is %0.3f  ",n)