initial commit / add all books

1 files changed, 18 insertions, 0 deletions

diff --git a/1397/CH6/EX6.18/6_18.sce b/1397/CH6/EX6.18/6_18.sce
new file mode 100755
index 000000000..bf63a5e69
--- /dev/null
+++ b/1397/CH6/EX6.18/6_18.sce
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+//clc();

+clear;

+//To calculate braggs angle for first order of reflection

+V=5000;        //potential difference in V

+n=1;

+h=1;

+k=1;

+l=1;

+d=0.204*10^-9;     //inter planar spacing in m

+H=6.625*10^-34;     //plancks constant in J

+m=9.1*10^-31;

+e=1.6*10^-19;

+lambda=H/(sqrt(2*m*e*V));

+disp(lambda);

+a=(n*lambda)/(2*d);

+theta=asind(a);

+printf("bragg angle in degrees is");

+disp(theta);