clear
//
//
//

//Variable declaration
e=1.6*10^-19;     //charge(coulomb)
m=9.1*10^-31;       //mass(kg)
h=6.64*10^-34;    //plank's constant(Js)

//Calculation
mewb=e*h/(4*%pi*m);      //bohr's magneton(J/T)

//Result
printf("\n bohrs magneton is %0.2f *10^-24 J/T",mewb*10^24)