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Diffstat (limited to '2780/CH8/EX8.10/Ex8_10.sce')
| -rwxr-xr-x | 2780/CH8/EX8.10/Ex8_10.sce | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/2780/CH8/EX8.10/Ex8_10.sce b/2780/CH8/EX8.10/Ex8_10.sce new file mode 100755 index 000000000..a37e73d07 --- /dev/null +++ b/2780/CH8/EX8.10/Ex8_10.sce @@ -0,0 +1,11 @@ +clc
+//to calculate wavelength of second X-ray beam
+//from bragg's law
+//lambda=(d*sin(%pi/3))/n eq(1)
+//it is given that,theta=60,n=3,lambda=1.97 angstrom
+//from eq(1) we get,2*d*sin60degree=3*0.97 eq(2)
+//let lambda' be the second X-ray beam
+//we get 2*d'*sin theta'=n'*lambda' eq(3)
+//from eq(2) and eq(3),we get
+lambda1=sin(%pi/6)*3*0.97/sin(%pi/3) //where lambda1=lambda'
+disp("wavelength of X-ray is lambda1="+string(lambda1)+"angstrom")
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