1 files changed, 16 insertions, 0 deletions
diff --git a/3651/CH2/EX2.12/Ex2_12.sce b/3651/CH2/EX2.12/Ex2_12.sce
new file mode 100644
index 000000000..4a050e281
--- /dev/null
+++ b/3651/CH2/EX2.12/Ex2_12.sce
@@ -0,0 +1,16 @@
+clc
+//Variable declaration
+a=3.16
+lamda=1.54
+n=1
+theta=20.3*%pi/180
+
+//Calculations
+d=(n*lamda)/(2*sin(theta))
+x=a/d                             //let sqrt(h**2+k**2+l**2)=x
+
+//Result
+printf('d =%0.3f Angstorms\n',(d))
+printf('sqrt(h**2+k**2+l**2) =%0.3f \n',(x))
+printf('Therefore, h**2+k**2+l**2 =sqrt(2)\n')
+printf('h =1, k=1')