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+//Chapter 9 : Electromagnetic Theory
+
+clear;
+
+//Variable declaration
+P=8*10**-4 //Power
+A=2*10**-6 //cross-sectional Area
+epsilon0=8.85*10**-12
+C=3*10**2
+
+//Calculations
+I=P/A/100
+E0=sqrt((2*I)/(C*epsilon0))/100
+B0=E0/C
+
+//Result
+mprintf("Intensity of Beam= %d*10**2 W",I)
+mprintf("\nE0= %.0f V/m",E0)
+mprintf("\nB0= %f myu-T",B0)
+