1 files changed, 22 insertions, 0 deletions
diff --git a/2855/CH1/EX1.4/Ex1_4.sce b/2855/CH1/EX1.4/Ex1_4.sce
new file mode 100755
index 000000000..ef4150dea
--- /dev/null
+++ b/2855/CH1/EX1.4/Ex1_4.sce
@@ -0,0 +1,22 @@
+//given 
+//page no 6
+clc;
+disp('Solution (i)');
+ w=5/12.5; //          tan(w)=5/12.5;
+printf("\n The value of tan(w2) is %0.1f \n",w);
+w2=atan(w)*180/%pi;
+//w2=atan(w)*180/%pi
+printf("\n The value of w2 is %0.1f degree\n",w2);
+printf("\n The value of sin(w2) is %0.2f \n",sin(w2*%pi/180));
+disp('Solution (ii)');
+//Applying snell's law
+n1=1.05;
+n2=1.5;
+w1=(n2*sin(w2*%pi/180))/n1;//a=sin(w1)
+printf("\n The value of sin(w1) is %0.2f \n",w1);
+printf("\n The value of w1 is  %0.0f degree \n",asin(w1)*180/%pi);
+//value of w1
+//tan(w1)=(p-x)12.5;
+k=0.62*12.5;
+d=1.05*[(12.5)^2+(k)^2]^0.5 +1.5*(12.5^2+5^2)^0.5;//d=1.05[(h1)^2+(k)^2]^0.5 +n2(h2^2+x^2)^0.5;
+printf("\n the optical distance is %0.2f cm\n",d);