initial commit / add all books

1 files changed, 15 insertions, 0 deletions

diff --git a/2795/CH5/EX5.1/Ex5_01.sce b/2795/CH5/EX5.1/Ex5_01.sce
new file mode 100755
index 000000000..8aabd9f86
--- /dev/null
+++ b/2795/CH5/EX5.1/Ex5_01.sce
@@ -0,0 +1,15 @@
+// Scilab Code Ex5.1 :Page-167 (2013)

+clc; clear;

+N_A = 6.022e+23;    // Avogdaro's No., per mole

+n = 1;    // Order of diffraction

+M = 58.5;    // Molecular mass of NaCl, g/mol

+rho = 2.16;    // Density of rock salt, g/cc

+two_theta = 20;   // Scattering angle, degree 

+theta = two_theta/2;    // Diffraction angle, degree

+N = N_A*rho*2/(M*1e-006); // Number of atoms per unit volume, per metre cube   

+d = (1/N)^(1/3);  // Interplanar spacing of NaCl crystal, m 

+lambda = 2*d*sind(theta)/n ;    // Wavelength of X-rays using Bragg's law, m

+printf("\nThe wavelength of the incident X rays  = %5.3f nm", lambda/1e-009);

+

+// Result

+// The wavelength of the incident X rays  = 0.098 nm