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diff --git a/3768/CH5/EX5.6/Ex5_6.sce b/3768/CH5/EX5.6/Ex5_6.sce
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+//Example number 5.6, Page number 86
+
+clc;clear;
+close;
+
+//Variable declaration
+lamda=1.66*10**-10;    //wavelength(m)
+m=9.1*10**-32;    //mass(kg)
+e=1.6*10**-19;    //charge(c)
+h=6.626*10**-34;   //plank constant
+//Calculation
+E=h**2/(4*m*e*lamda**2);   //kinetic energy(eV)
+v=h/(m*lamda);      //velocity(m/s)
+//Result
+printf("kinetic energy is %.2f eV",E)
+printf("\n velocity is %.2e m/s",v)