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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 slits in Young’s experiment have widths in the ratio 1:25. The ratio of intensity
- Two balls of mass m₁ and m₂ are separated from each other by powder charge
- 64 identical spheres of charge q and capacitance C each are combined to form a large
- Two blocks of masses m₁=4 kg and m₂= 2kg are connected to the ends of a string
- Surface tension of a solution is 30 x 10⁻² N/m. The radius of the soap bubble is 5 cm
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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