clear;
clc;
printf("\nEx3.17\n");
//page no.-133
//given
m=0.33*10^-26;.......//mass of hydrogen molecule in kg
a=0.01;.............//width in m
h=6.626*10^-34;.....//planck's constant in J-s
e=1.6*10^-19;........//charge

E=(5*h^2)/(8*m*a^2*e)..........//energy difference

printf("\nenergy difference is 5.2*10^-18 eV\n");