1 files changed, 22 insertions, 0 deletions
diff --git a/3840/CH3/EX3.7/Ex3_7.sce b/3840/CH3/EX3.7/Ex3_7.sce
new file mode 100644
index 000000000..e08b3f336
--- /dev/null
+++ b/3840/CH3/EX3.7/Ex3_7.sce
@@ -0,0 +1,22 @@
+clear
+//
+//
+//
+
+//Variable declaration
+d=0.203*10**-9       //lattice spacing(m)
+h=1
+k=1
+l=0          //miller indices of (110)
+lamda=1.5    //wavelength of X-rays(angstrom)
+
+//Calculation
+a=d*sqrt(h**2+k**2+l**2)     //length(m)
+V=a**3       //volume of unit cell(m**3)
+r=sqrt(3)*a/4     //radius of atom(m)
+
+//Result
+printf("\n length is %0.3f  *10**-9 m",a*10**9)
+printf("\n volume of unit cell is %0.5f  *10**-27 m**3",V*10**27)
+printf("\n answer for volume given in the book varies due to rounding off errors")
+printf("\n radius of atom is %0.4f  *10**-9 m",r*10**9)