2 files changed, 20 insertions, 0 deletions
diff --git a/3875/CH11/EX11.3/11_3.sce b/3875/CH11/EX11.3/11_3.sce
new file mode 100644
index 000000000..d3e675c34
--- /dev/null
+++ b/3875/CH11/EX11.3/11_3.sce
@@ -0,0 +1,17 @@
+clc;
+clear;
+d=275 //interplanar distance in pm
+tetha=45 //glancing angle in degree
+
+//calculation
+//case(1) when intensity maxima is 3
+n=3
+lambda=(2*d*sind(tetha))/n
+mprintf("\nThe wavelength is = %1.3f pm\n",lambda)
+
+//case(2) when intensity maxima is 4
+n=4
+lambda=(2*d*sind(tetha))/n
+mprintf("The wavelength is = %1.3f pm",lambda)
+mprintf("Only for n=3 and n=4,the value of lambda lies within the range 95 pm to 140 pm")
+//The answer varies due to round off error.
diff --git a/3875/CH11/EX11.3/11_3.txt b/3875/CH11/EX11.3/11_3.txt
new file mode 100644
index 000000000..7126ad754
--- /dev/null
+++ b/3875/CH11/EX11.3/11_3.txt
@@ -0,0 +1,3 @@
+he wavelength is = 129.636 pm
+The wavelength is = 97.227 pm
+Only for n=3 and n=4,the value of lambda lies within the range 95 pm to 140 pm
+\ No newline at end of file