Atoms And Nuclei Question 411

Question: The ratio of half-life times of two elements A and B is TATB . The ratio of respective decay constant λAλB, is

Options:

A) TB/TA

B) TA/TB

C) TA+TBTA

D) TATBTA

Show Answer

Answer:

Correct Answer: A

Solution:

  • T1/2=In2λλ=In2T1/2
    λA=In2TA,λB=In2TBλAλB=TBTA.


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