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// Scilab Code Ex3d.2: Page-205 (2008)
clc; clear;
f = 20; // Focal length of the lens, cm
a = 0.06; // Slit width, cm
n = 2; // Order of diffraction
lambda = 6e-005; // Wavelength of light used, cm
x = 2*lambda*f/a; // Separation between the second minima on either side of the central maximum, cm
printf("\nThe separation between the second minimum an central maximum = %4.2f cm", x);
// Result
// The separation between the second minimum an central maximum = 0.04 cm
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