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If the half-life of a material is 10 yr, then in what time, it becomes 1/4th part of the initial amount
Options
(a) 15 yr
(b) 20 yr
(c) 25 yr
(d) 30 yr
Correct Answer:
20 yr
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
- If 75% of the radioactive reaction is completed in 2 hrs, what would be
- A thin ring of radius R meter has charge q coulomb uniformly spread on it
- A car wheel is rotated to uniform angular acceleration about its axis
- Ohm’s law valid
- If a charge on the body is 1nC, then how many electrons are present on the body?
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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