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A radioactive substance emits n beta particles in the first 2 s and 0.5 n beta particles in the next 2 s. The mean life of the sample is
Options
(a) 4 s
(b) 2 s
(c) 1/(ln 2) s
(d) 2 (ln 2) s
Correct Answer:
1/(ln 2) s
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Radioactivity
(83)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Curie is the unit of
- which of the following can not be emitted by radioactive substances during their decay?
- The length of second pendulum is 1 m on earth. If mass and diameter
- A particle having a mass of 10⁻² kg carries a charge of 5 x 10⁻⁸C
- A boat taken 2h to travel 8km and back in still water.If the velocity of water 4 km/h
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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