Nuclear Physics and RadioactivityHard
Question
The probability that a certain radioactive atom would get disintegrated in a time equal to the mean life of the radioactive sample is-
Options
A.0.37
B.0.63
C.0.50
D.0.67
Solution
Required probability P(t) = 
= 1 - e-1 = 0.63
= 1 - e-1 = 0.63Create a free account to view solution
View Solution FreeMore Nuclear Physics and Radioactivity Questions
The decay constant of a ratio active substance is 0.173(years)-1. Therefore...An energy of 24.6 eV is required to remove one of the electrons forms a neutral from a neutral helium atom The energy (I...The figure shows the variation of photo current with anode potential for a photosensitive surface for three different ra...When a neutron is disintegrated, it gives :-...adius of nucleus varies as R = R0(A)1/3, where R0 = 1.3 fermi. What is the volume of Be8 nucleus (approx) [A = atomic ma...