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//Example 27_3
clc();
clear;
//To calculate the energy required to change the mass of a system
c=3*10^8 //units in meters/sec
m=1.66*10^-27 //Units in g
e=m*c^2 //Units in J
e=e/(1.6*10^-19)*10^-6 //Units in MeV
printf("The energy required to change the mass of a system is=%.1f MeV",e)
//In text book answer is printed wrong as e=931.5Mev the correct answer is933.7 MeV
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