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A radiactive substance emits 100 beta particles in the first 2s and 50 beta particles in the next 2s. The mean life of the sample is
Options
(a) 4 s
(b) 2 s
(c) 2/0.693 s
(d) 2×0.693 s
Correct Answer:
2/0.693 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
- Two points are located at a distance of 10 m and 15 m from the source of oscillation
- An electron moving in a circular orbit of radius r makes n rotations per second.
- A car of mass m starts from rest and accelerates so that the instantaneous
- Three capacitors each of capacitance C and of breakdown voltage V are joined in series
- A body is under stress F and has Young’s modulus Y, then the energy
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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