//Example 1_1_u2
clc();
clear;
//To calculate energy momentum and the probability of of finding the particle
n=3
h=6.63*10^-34            //units in m^2 kg s^-1
m=1.67*10^-27       //units in Kgs
l=0.1         //units in nm
l=l*10^-9        //units in meters
e=(n^2*h^2)/(8*m*l^2)    //units in joules
printf("The energy of the particle is E=")
disp(e)
printf("Joules")
lamda=(2*l)/n       //units in meters
lamda=6.6*10^-11  //units in meters
p=h/lamda        //units in Kg meter s^-1
printf("\nMomentum is p=")
disp(p)
printf("Kg  meter s^-1")
prob=((1/3)-0)
printf("\nThe probability of finding the particle is =%.2f",prob)