diff options
Diffstat (limited to '3755/CH3/EX3.6/Ex3_6.sce')
-rw-r--r-- | 3755/CH3/EX3.6/Ex3_6.sce | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/3755/CH3/EX3.6/Ex3_6.sce b/3755/CH3/EX3.6/Ex3_6.sce new file mode 100644 index 000000000..44b25086a --- /dev/null +++ b/3755/CH3/EX3.6/Ex3_6.sce @@ -0,0 +1,21 @@ +clear
+//
+//
+//
+
+//Variable declaration
+d=0.4086*10^-10; //lattice spacing(m)
+theta=65; //glancing angle(degree)
+h=6.6*10^-34; //plank's constant(Js)
+m=9.1*10^-31; //mass(kg)
+n=1;
+
+//Calculation
+theta=theta*%pi/180; //angle(radian)
+lamda=2*d*sin(theta)/n; //debroglie wavelength(m)
+v=h/(m*lamda); //velocity(m/sec)
+
+//Result
+printf("\n debroglie wavelength is %0.4f *10^-10 metre",lamda*10^10)
+printf("\n velocity is %0.3f *10^6 m/sec",v/10^6)
+printf("\n answer in the book is wrong")
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