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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 photoelectric effect, the photoelectric current
- A circular coil of radius 10cm and 100 turns carries a current 1 A.
- A round disc of moment of inertia i₂ about its axis perpendicular to its plane
- A thin circular ring of mass M and radius R is rotating in a horizontal plane about
- The mean free path of molecules of a gas,(radius ‘r’) is inversely proportional to
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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