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diff --git a/3014/CH1/EX1.11/Ex1_11.sce b/3014/CH1/EX1.11/Ex1_11.sce
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+
+clc 
+//Given that
+lambda = 1 // de Broglie wavelength of neutron in angstrom
+m = 1.67e-27 // Mass of electron in Kg
+h = 6.62e-34 // Plank constant
+printf("Example 1.11")
+
+v = h/(m*lambda*1e-10) // Calculation of velocity of moving neutron
+E = 1/2*m*v^2 // Calculation of kinetic energy of moving neutron
+printf("\n velocity of neutron is %e m/s.",v)
+printf("\n Kinetic energy of neutron is %f eV.\n\n\n",E/1.6e-19)