1 files changed, 15 insertions, 0 deletions
diff --git a/3669/CH4/EX4.11/11.sce b/3669/CH4/EX4.11/11.sce
new file mode 100644
index 000000000..9df8441e9
--- /dev/null
+++ b/3669/CH4/EX4.11/11.sce
@@ -0,0 +1,15 @@
+
+//Variable declaration
+e=1.6*10**-19;  
+m=9.1*10**-31;    //mass(kg)
+h=6.63*10**-34;    //planck's constant
+V=344;          //potemtial(V)
+n=1;
+theta=60;     //angle(degrees)
+
+//Calculation
+theta=theta*%pi/180;      //angle(radian)
+d=n*h/(2*sin(theta)*sqrt(2*m*V*e));     //interplanar spacing(m)
+
+//Result
+printf('interplanar spacing is %0.3f  angstrom   \n',(d*10**10))
+\ No newline at end of file