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authorpriyanka2015-06-24 15:03:17 +0530
committerpriyanka2015-06-24 15:03:17 +0530
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+//Example 6_4_u1
+clc();
+clear;
+//To calculate the ratio of populations of two energy levels
+h=6.63*10^-34
+c=3*10^8
+lamda=694.3*10^-9
+kb=1.38*10^-23
+T=300
+n1_n2=exp((h*c)/(lamda*kb*T))
+printf("The ratio of Populations of two energy levels is N1/N2=")
+disp(n1_n2);