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//clc();
clear;
//To calculate the wavelength of X-rays and maximum order of diffraction
d=0.282*10^-9; //lattice spacing in m
theta1=8.58333; //glancing angle in degrees
n1=1;
lambda=(2*d*sind(theta1))/n1;
printf("wavelength in Armstrong is ");
disp(lambda);
theta=90; //bragg's angle for maximum order of diffraction
n=(2*d*sind(theta))/lambda;
printf("maximum order of diffraction possible is ");
disp(n);
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