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diff --git a/2912/CH6/EX6.11/Ex6_11.sce b/2912/CH6/EX6.11/Ex6_11.sce new file mode 100755 index 000000000..31e6cd39b --- /dev/null +++ b/2912/CH6/EX6.11/Ex6_11.sce @@ -0,0 +1,20 @@ +//chapter 6
+//example 6.11
+//Calculate average energy of free electron at 0K and corresponding temperature for a classical particle (an ideal gas)
+//page 150
+clear;
+clc;
+//given
+E_F=5.51; // in eV (Fermi energy in Silver)
+k=1.38E-23; // in J/K (Boltzmann's constant)
+e=1.6E-19; // in C (charge of electron)
+//calculate
+// part-(a)
+Eo=(3/5)*E_F; // calculation of average energy of free electron at 0K
+printf('\n\nThe average energy of free electron at 0K is \tEo=%.3f eV',Eo);
+// part-(b)
+Eo=Eo*e; // changing unit from eV to J
+// Since for a classical particle E=(3/2)*k*T
+// therefroe we have
+T=(2/3)*Eo/k; // calculation of temperature for a classical particle (an ideal gas)
+printf('\n\nThe temperature at which a classical particle have this much energy is \t T=%1.3E K',T);
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