1.

The average (mean) life of a radio nuclide which decays by parallel path is Aoverset(lambda_(1))(rarr)B : lambda_(1)=1.8xx10^(-2)sec^(-1) 2Aoverset(lambda_(2))(rarr)B , lambda_(2)=10^(-3)sec^(-1)

Answer»

`52.63 sec`
`500 sec`
`50 sec`
NONE of these

Answer :C


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