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clear
//
//
//
//Variable declaration
h=6.63*10^-34; //planck's constant(J-sec)
e=1.602*10^-19; //charge of electron(c)
L=0.2*10^-9; //width(m)
n5=5;
En=10^3; //energy(eV)
E5=230; //energy of particle(eV)
//Calculations2
E5=230*e; //energy(J)
E1=E5/n5^2; //energy in 1st state(J)
m=h^2/(8*E1*L^2); //mass of particle(kg)
n=sqrt(En*e/E1); //quantum state
//Result
printf("\n mass of particle is %0.1f *10^-31 kg",m*10^31)
printf("\n quantum state is %0.1f ",n)
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