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16 files changed, 192 insertions, 0 deletions

diff --git a/1061/CH2/EX2.1/Ex2_1.sce b/1061/CH2/EX2.1/Ex2_1.sce
new file mode 100755
index 000000000..9c04e346b
--- /dev/null
+++ b/1061/CH2/EX2.1/Ex2_1.sce
@@ -0,0 +1,14 @@
+//Ex:2_1

+clc;

+clear;

+close;

+n1=1.55;// core refractive index

+n2=1.50;// cladding refractive index

+x=asin(n2/n1); // Critical angle in radians

+x1=x*180/(%pi);// Critical angle in degree

+n_a=sqrt(n1^2-n2^2);// Numerical aperture

+x_a=asin(n_a)*180/(%pi);

+x_a1=ceil(x_a);// Acceptance angle in Degree

+printf("Critical angle in degree= %f degree",x1);

+printf("\n Numerical aperture= %f ",n_a);

+printf("\n Acceptance angle in degree= %f degree",x_a1);
\ No newline at end of file
diff --git a/1061/CH2/EX2.10/Ex2_10.sce b/1061/CH2/EX2.10/Ex2_10.sce
new file mode 100755
index 000000000..3fd8be472
--- /dev/null
+++ b/1061/CH2/EX2.10/Ex2_10.sce
@@ -0,0 +1,10 @@
+//Ex:2.10

+clc;

+clear;

+close;

+n1=1.50;// core refractive index

+n2=(99/100)*1.50;// cladding refractive index

+x_c=(asin(n2/n1))*180/%pi;// critical angle in degree

+n_m=sqrt(n1^2-n2^2);// numerical aperture

+printf("critical angle = %f degree",x_c);

+printf("\n numerical aperture = %f",n_m);
\ No newline at end of file
diff --git a/1061/CH2/EX2.11/Ex2_11.sce b/1061/CH2/EX2.11/Ex2_11.sce
new file mode 100755
index 000000000..0a295d480
--- /dev/null
+++ b/1061/CH2/EX2.11/Ex2_11.sce
@@ -0,0 +1,10 @@
+//Ex:2.11

+clc;

+clear;

+close;

+n1=1.50;// core refractive index

+n2=1.45;// cladding refractive index

+n_m=sqrt(n1^2-n2^2);// numerical aperture

+dl=(n1-n2)/n1;// fractional difference

+printf("numerical aperture = %f",n_m);

+printf("\n fractional difference = %f",dl);
\ No newline at end of file
diff --git a/1061/CH2/EX2.12/Ex2_12.sce b/1061/CH2/EX2.12/Ex2_12.sce
new file mode 100755
index 000000000..5bcaac7af
--- /dev/null
+++ b/1061/CH2/EX2.12/Ex2_12.sce
@@ -0,0 +1,12 @@
+//Ex:2.12

+clc;

+clear;

+close;

+n1=1.46;// core refractive index

+n2=1.45;// cladding refractive index

+x_c=(asin(n2/n1))*180/%pi;// critical angle in degree

+n_m=sqrt(n1^2-n2^2);// numerical aperture

+x_a=(asin(n_m))*180/%pi;// acceptance angle in degree

+printf("critical angle = %f degree",x_c);

+printf("\n acceptance angle = %f degree",x_a);

+printf("\n numerical aperture = %f",n_m);
\ No newline at end of file
diff --git a/1061/CH2/EX2.13/Ex2_13.sce b/1061/CH2/EX2.13/Ex2_13.sce
new file mode 100755
index 000000000..a9b128a86
--- /dev/null
+++ b/1061/CH2/EX2.13/Ex2_13.sce
@@ -0,0 +1,10 @@
+//Ex:2.13

+clc;

+clear;

+close;

+n_m=0.204;// numerical aperture

+dl=0.01;// index difference

+n1=n_m/(sqrt(2*dl));// core refractive index

+n2=n1*(1-dl);// cladding refractive index

+printf("core refractive index = %f",n1);

+printf("\n cladding refractive index = %f",n2);
\ No newline at end of file
diff --git a/1061/CH2/EX2.14/Ex2_14.sce b/1061/CH2/EX2.14/Ex2_14.sce
new file mode 100755
index 000000000..74d89cac9
--- /dev/null
+++ b/1061/CH2/EX2.14/Ex2_14.sce
@@ -0,0 +1,11 @@
+//Ex:2.14

+clc;

+clear;

+close;

+n1=1.46;// core refractive index

+dl=0.01;// index difference

+n_2=n1-(n1*dl);// cladding refractive index

+x_c=(asin(n_2/n1))*180/%pi;// critical angle in degree

+n_m=sqrt(n1^2-n_2^2);// numerical aperture

+printf("critical angle = %f degree",x_c);

+printf("\n numerical aperture = %f",n_m);
\ No newline at end of file
diff --git a/1061/CH2/EX2.15/Ex2_15.sce b/1061/CH2/EX2.15/Ex2_15.sce
new file mode 100755
index 000000000..eeca7fb38
--- /dev/null
+++ b/1061/CH2/EX2.15/Ex2_15.sce
@@ -0,0 +1,14 @@
+//Ex:2.15

+clc;

+clear;

+close;

+n1=1.50;// core refractive index

+n2=1.45;// cladding refractive index

+x_c=(asin(n2/n1))*180/%pi;// critical angle in degree

+n_m=sqrt(n1^2-n2^2);// numerical aperture

+x_a=(asin(n_m))*180/%pi;// acceptance angle in degree

+n_c=(n_m)^2*100;// percentage of light

+printf("critical angle=%f degree",x_c);

+printf("\n acceptance angle=%f degree",x_a);

+printf("\n numerical aperture=%f",n_m);

+printf("\n percentage of light=%f%%",n_c);
\ No newline at end of file
diff --git a/1061/CH2/EX2.16/Ex2_16.sce b/1061/CH2/EX2.16/Ex2_16.sce
new file mode 100755
index 000000000..eb8782dcb
--- /dev/null
+++ b/1061/CH2/EX2.16/Ex2_16.sce
@@ -0,0 +1,13 @@
+//Ex:2.16

+clc;

+clear;

+close;

+n1=1.50;// core refractive index

+dl=0.01;// index difference

+n_m=n1*(sqrt(2*dl));// numerical aperture

+x_a=%pi*(n_m)^2;// acceptance angle in radian

+n2_1=1-dl;// the ratio of n2 to n1

+x_c=(asin(n2_1))*180/%pi;// critical angle in degree

+printf("numerical aperture=%f",n_m);

+printf("\n acceptance angle=%f radian",x_a);

+printf("\n critical angle=%f degree",x_c);
\ No newline at end of file
diff --git a/1061/CH2/EX2.2/Ex2_2.sce b/1061/CH2/EX2.2/Ex2_2.sce
new file mode 100755
index 000000000..1e90bae26
--- /dev/null
+++ b/1061/CH2/EX2.2/Ex2_2.sce
@@ -0,0 +1,12 @@
+//Ex:2.2

+clc;

+clear;

+close;

+c=3*10^8;// speed of light in m/s

+v=2*10^8;// in m/s

+n1=c/v;

+x=75;// in degree

+n2=n1*sin((x*3.14/180));

+n_2=1.44;

+n_a=sqrt(n1^2-n_2^2);// numerical aperture

+printf("Numerical aperture = %f",n_a);
\ No newline at end of file
diff --git a/1061/CH2/EX2.3/Ex2_3.sce b/1061/CH2/EX2.3/Ex2_3.sce
new file mode 100755
index 000000000..02ab86280
--- /dev/null
+++ b/1061/CH2/EX2.3/Ex2_3.sce
@@ -0,0 +1,11 @@
+//Ex:2.3

+clc;

+clear;

+close;

+n1=1.50;// core refractive index

+n2=1.47;// cladding refractive index

+dl=(n1-n2)/n1;

+n_a=n1*(sqrt(2*dl));// numerical aperture

+x_a=(asin(n_a))*180/%pi;// acceptance angle in degree

+printf("Numerical aperture = %f",n_a);

+printf("\n acceptance angle in degree = %f degree",x_a);
\ No newline at end of file
diff --git a/1061/CH2/EX2.4/Ex2_4.sce b/1061/CH2/EX2.4/Ex2_4.sce
new file mode 100755
index 000000000..2bd9647e1
--- /dev/null
+++ b/1061/CH2/EX2.4/Ex2_4.sce
@@ -0,0 +1,13 @@
+//Ex:2.4

+clc;

+clear;

+close;

+n1=1.50;// core refractive index

+n2=1.45;// cladding refractive index

+dl=(n1-n2)/n1;

+n_a=n1*(sqrt(2*dl));// numerical aperture

+x_a=(asin(n_a))*180/%pi;// acceptance angle in degree

+x_c=(asin(n2/n1))*180/3.14;// critical angle in degree

+printf("Numerical aperture = %f",n_a);

+printf("\n acceptance angle in degree = %f degree",x_a);

+printf("\n critical angle in degree = %f degree",x_c);
\ No newline at end of file
diff --git a/1061/CH2/EX2.5/Ex2_5.sce b/1061/CH2/EX2.5/Ex2_5.sce
new file mode 100755
index 000000000..55bfaa20b
--- /dev/null
+++ b/1061/CH2/EX2.5/Ex2_5.sce
@@ -0,0 +1,10 @@
+//Ex:2.5

+clc;

+clear;

+close;

+dl=0.012;

+n_a=0.22;// numerical aperture

+n1=n_a/(sqrt(2*dl));// core refractive ondex

+n2=n1-(dl*n1);// cladding refractive index

+printf("core refractive ondex = %f",n1);

+printf("\n cladding refractive index = %f",n2);
\ No newline at end of file
diff --git a/1061/CH2/EX2.6/Ex2_6.sce b/1061/CH2/EX2.6/Ex2_6.sce
new file mode 100755
index 000000000..f0ea381fc
--- /dev/null
+++ b/1061/CH2/EX2.6/Ex2_6.sce
@@ -0,0 +1,10 @@
+//Ex:2.6

+clc;

+clear;

+close;

+dl=0.01;

+n_a=0.35;// numerical aperture

+n1=n_a/(sqrt(2*dl));// core refractive ondex

+n2=n1-(dl*n1);// cladding refractive index

+printf("core refractive ondex = %f",n1);

+printf("\n cladding refractive index = %f",n2);
\ No newline at end of file
diff --git a/1061/CH2/EX2.7/Ex2_7.sce b/1061/CH2/EX2.7/Ex2_7.sce
new file mode 100755
index 000000000..e348d2934
--- /dev/null
+++ b/1061/CH2/EX2.7/Ex2_7.sce
@@ -0,0 +1,20 @@
+//Ex:2.7

+clc;

+clear;

+close;

+n2=1.59;// cladding refractive index

+n_a=0.2;// numerical aperture

+n1=sqrt(n2^2+n_a^2);// core refractive index

+n_1=1.60;// core refractive index

+n_o=1.33;

+A=(sqrt(n_1^2-n2^2))/n_o;

+x_a=(asin(A))*180/%pi;// acceptance angle in degree

+x_c=(asin(n2/n1))*180/%pi;// critical angle in degree

+y=1300*10^(-9);// in meter

+a=25*10^(-6);// in meter

+v=(2*%pi*a*n_a)/y;

+V=floor(v);

+M=V^2/2;// number of modes transmitted

+printf("acceptance angle in degree = %f degree",x_a);

+printf("\n critical angle in degree = %f degree",x_c);

+printf("\n number of modes transmitted = %d",M);
\ No newline at end of file
diff --git a/1061/CH2/EX2.8/Ex2_8.sce b/1061/CH2/EX2.8/Ex2_8.sce
new file mode 100755
index 000000000..34ba7d300
--- /dev/null
+++ b/1061/CH2/EX2.8/Ex2_8.sce
@@ -0,0 +1,11 @@
+//Ex:2.8

+clc;

+clear;

+close;

+n1=1.50;// core refractive index

+n2=1.47;// cladding refractive index

+dl=(n1-n2)/n1;

+n_a=n1*(sqrt(2*dl));// numerical aperture

+x_e=(asin(n_a))*180/%pi;// the maximum entrance angle in degree

+printf("Numerical aperture = %f",n_a);

+printf("\n the maximum entrance angle in degree = %f degree",x_e);
\ No newline at end of file
diff --git a/1061/CH2/EX2.9/Ex2_9.sce b/1061/CH2/EX2.9/Ex2_9.sce
new file mode 100755
index 000000000..eedb4942b
--- /dev/null
+++ b/1061/CH2/EX2.9/Ex2_9.sce
@@ -0,0 +1,11 @@
+//Ex:2.9

+clc;

+clear;

+close;

+n1=1.44;// core refractive index

+dl=0.02;

+n_a=n1*sqrt(2*dl);

+n_a=n1*(sqrt(2*dl));// numerical aperture

+x_a=(asin(n_a))*180/%pi;// acceptance angle in degree

+printf("Numerical aperture = %f",n_a);

+printf("\n acceptance angle in degree = %f degree",x_a);
\ No newline at end of file