If the decay or disintegration constant of a radioactive substance is , then its half…
Physics · JEE Advanced · NTA Exams — Atoms and Nuclei
If the decay or disintegration constant of a radioactive substance is\(\lambda\), then its half life and mean life are respectively
- \(\frac{1}{\lambda} \text { and } \frac{\log _{\mathrm{c}} 2}{\lambda}\)
- \(\frac{\log _{\mathrm{e}} 2}{\lambda} \text { and } \frac{1}{\lambda}\)
- \(\lambda \log _{\mathrm{e}} 2 \text { and } \frac{1}{\lambda}\)
- \(\frac{\lambda}{\log _{e} 2} \text { and } \frac{1}{\lambda}\)
Answer
(B) _ e 2 and 1
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