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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
- A certain mass of Hydrogen is changed to Helium by the process of fusion
- When a ball is thrown up vertically with velocity vₒ,it reaches a maximum height
- Sodium and copper have work function 2.3 eV and 4.5 eV respectively
- A particle of mass 100 g is thrown vertically upwards with a speed of 5 m/s. The work
- At which place, Earth’s magnetism becomes horizontal
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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