A radioactive element which can decay by two processes, has half-life 
for first process and half-life 
for second process. Let 
be the effective average-life of this element. Which of the following is correct?
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
As, 
In given case, total rate of decay is 
So, 
or, 
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