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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
- Two stones of masses m and 2m are whirled in horizontal circles, the heavier one
- 4.0 g of a gas occupies 22.4 litres at NTP. The specific heat capacity of the gas
- Which one of the following statement is FALSE ?
- A particle of mass M is executing oscillations about the origin on the x-axis.
- If fundamental frequency of closed pipe is 50 Hz then frequency of 2nd overtone
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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