1 files changed, 13 insertions, 0 deletions
diff --git a/3020/CH12/EX12.11/ex12_11.sce b/3020/CH12/EX12.11/ex12_11.sce
new file mode 100755
index 000000000..4512a5b5a
--- /dev/null
+++ b/3020/CH12/EX12.11/ex12_11.sce
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+clc;
+clear all;
+n1 = 1.50; // Refractive index of core
+n2 = 1.45 ; // Refractive index of cladding
+delta = (n1-n2)/n1; // Relative refractive index
+NA = n1*sqrt(2*delta) 
+disp('',NA,'The numerical aperture is')
+ia = asind(NA);// Acceptance angle
+disp('Degrees',ia,'The acceptace angle is')
+thetac = asind(n2/n1);// Critical Angle
+disp('Degress',thetac,'The critical angle of fiber is')
+
+// Slight variation in the answer of critical angle as compared to book... Checked in calculator... Book's mistake