2 files changed, 19 insertions, 0 deletions
diff --git a/3648/CH21/EX21.3/Ex21_3.sce b/3648/CH21/EX21.3/Ex21_3.sce
new file mode 100644
index 000000000..699a89f1c
--- /dev/null
+++ b/3648/CH21/EX21.3/Ex21_3.sce
@@ -0,0 +1,15 @@
+//Example 21_3
+clc();
+clear;
+//To find the values of Eo and Bo in the wave
+power=1000       //Units in W
+r=10000       //units in meters
+area=4*%pi*r^2      //units in meter^2
+P_a=power/area        //unts in W/meter^2
+c=3*10^8       //units in meters/sec
+eeo=8.85*10^-12     //units in C^2/N*meter^2%.5f 
+eo=sqrt((2*P_a)/(c*eeo))           //units in N/C
+bo=eo/c        //Units in T
+printf("The value of Eo=%.5f N/C\n The value of Bo=",eo)
+disp(bo)
+printf("T")
diff --git a/3648/CH21/EX21.3/Ex21_3.txt b/3648/CH21/EX21.3/Ex21_3.txt
new file mode 100644
index 000000000..898f90138
--- /dev/null
+++ b/3648/CH21/EX21.3/Ex21_3.txt
@@ -0,0 +1,4 @@
+The value of Eo=0.02448 N/C
+ The value of Bo= 
+    8.161D-11  
+T 
+\ No newline at end of file