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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
- Across a metallic conductor of non-uniform cross-section, a constant potential
- If a given volume of water in a 220V heater is boiled in 5 min, then same volume
- The maximum and minimum intensities of two sources is 4:1. The ratio of amplitude is
- Unit of reduction factor is
- Two electrons are separated by a distance of 1Å. What is the coulomb force between them?
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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