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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 an LCR series A.C circuit, the voltage across each of the components, L, C and R is 50V
- what should be the velocity of an electron so that its momentum becomes equal
- What is the value of incidence L for which the current is maximum in a series LCR
- Four cells, each of emf E and internal resistance r, are connected in series across
- A uniform force of (3i + j) newton acfs on a particle of mass 2kg
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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