1 files changed, 24 insertions, 0 deletions
diff --git a/3840/CH11/EX11.1/Ex11_1.sce b/3840/CH11/EX11.1/Ex11_1.sce
new file mode 100644
index 000000000..04b5a8173
--- /dev/null
+++ b/3840/CH11/EX11.1/Ex11_1.sce
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+clear
+//
+//
+//
+
+//Variable declaration
+n1=1.48          //Core refractive index
+n2=1.45          //Cladding refractive index
+
+//Calculation
+NA=sqrt(n1**2-n2**2)    //numerical aperture
+theta0=asin(NA)         //acceptance angle(radian)
+theta0=theta0*180/%pi     //acceptance angle(degrees)
+theta0m=60*(theta0-int(theta0)) //acceptance angle(minutes)
+thetac=asin(n2/n1)      //critical angle(radian)
+thetac=thetac*180/%pi     //critical angle(degrees)
+thetacm=60*(thetac-int(thetac)) //critical angle(minutes)
+delta=(n1-n2)/n1             //fractional index change
+
+//Result
+printf("\n numerical aperture is %0.4f  ",NA)
+printf("\n acceptance angle is %0.3f degrees %0.0f minutes",theta0,theta0m)
+printf("\n critical angle is %0.3f degrees %0.3f minutes",thetac,thetacm)
+printf("\n fractional index change is %0.2f  ",delta)