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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
- The radius of a nucleus of mass number A is directly proportional to
- Penetrating power of X-rays does not depend on
- Ionization potential of hydrogen atom is 13.6 eV. Hydrogen atoms in the ground state
- The drive shaft of an automobile rotates at 3600 rpm and transmits 80 HP
- The focal length of the objective of a terrestrial telescope is 80 cm
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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