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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 the phenomenon of electric discharge through gases at low pressure,
- A resistance R draws power P when connected to an AC source. If an inductance
- What is the energy of He⁺ electron in first orbit?
- A proton is projected with a speed of 3×10⁶ m/s horizontally from east to west.
- A rocket is fired upward from the earth surface such that it creates an acceleration
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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