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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
- When the angle of incidence is 60° on the surface of a glass slab, it is found
- If force(F),velocity(v) and time(T) are taken as units, then the dimensions of mass are
- An ideal gas expands in such a manner that its pressure and volume can be related
- The threshold frequency for a metallic surface corresponds to an energy of 6.2 eV,
- A bar magnet of magnetic moment M is placed at right angles to a magnetic
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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