A) \[\lambda \] decreases as the atom becomes older
B) \[\lambda \] is independent of the age of atoms
C) \[\lambda \] increases as the age of atom
D) behaviour of \[\lambda \] with time depends on the nature of the activity
Correct Answer: B
Solution :
Decay constant of radioactive sample is reciprocal of the time after which the number of atoms of a radioactive substance decreases to 36.8% of their number of pressure initially and it does not depend on the age of the atoms.You need to login to perform this action.
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