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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
- A body of mass (4m) is lying in x-y plane at rest. It suddenly explodes into three
- In Young’s double slit experiment, the locus of the point P lying in a plane
- The half life of radium is 1620 yr and its atomic weight is 226 kg per kilo mol.
- Which of the following combinations should be selected for better tuning of an L-C-R
- A series L-C-R circuit contains inductance 5 mH, capacitance 2 μF and resistance
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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