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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
- In vacuum, to travel distance d, light takes time t and in medium to travel distance
- Work of 3.0×10⁻⁴ joule is required to be done in increasing the size of a soap film
- A stone falls freely under gravity.It covers distances h₁,h₂ and h₃
- The ratio of amplitude of magnetic field to the amplitude of electric field for
- A solid sphere is rotating in free space.If the radius of the sphere is increased
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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