1 files changed, 14 insertions, 0 deletions
diff --git a/1439/CH11/EX11.5/11_5.sce b/1439/CH11/EX11.5/11_5.sce
new file mode 100755
index 000000000..a96e6b756
--- /dev/null
+++ b/1439/CH11/EX11.5/11_5.sce
@@ -0,0 +1,14 @@
+clc 
+//initialisation of variables
+n= 2.46*10^19 //molecules cm^-3
+n1= 3.24*10^13 //molecules cm^-3
+l= 3.61*10^-8
+//CALCULATIONS
+L= (sqrt(2)*%pi*l^2*n)^-1
+L1=(sqrt(2)*%pi*l^2*n1)^-1 
+//RESULTS
+printf ('mean free path= %.2e cm',L)
+printf ('\n mean free path= %.2e cm',L1)
+
+
+//ANSWER GIVEN IN THE TEXTBOOK IS WRONG