3828/CH2/EX2.9/Ex2_9.sce


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//Chapter 2 : Diffraction

clear;

//Variable declaration
lamda=5893*10**-8         //wavelength
dlamda=6*10**-8
n=3                       //third order

//Calculations
N=lamda/(n*dlamda)

//Result
mprintf("Number of grating lines= %.1f",N)