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A radioactive substance contains 10000 nuclei and its halflife period is 20 days. The number of nuclei present at the end of 10 days is
Options
(a) 7070
(b) 9000
(c) 8000
(d) 7500
Correct Answer:
7070
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
- An ideal gas expands in such a manner that its pressure and volume can be related
- A piece of iron is heated in a flame. It first comes dull red then becomes reddish
- A spring has time period T. It is cut into n equal parts. The time period of each part
- ₉₂U²³⁵ undergoes successive disintegrations with the end product of ₈₂P²⁰³
- An ac voltage is applied to a resistance R and an inductor L in series
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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