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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.
Related Questions: - Wave nature of light is verified by
- Two radiations of photons energies 1 eV and 2.5 eV, successively
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Topics: Radioactivity
(83)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Wave nature of light is verified by
- Two radiations of photons energies 1 eV and 2.5 eV, successively
- A meter stick of mass 400 g is pivoted at one end and displaced through an angle 60°.
- Two forces of magnitude 8N and 15N respectively act at a point so as to make the resultant force
- A train is moving along a straight path with uniform acceleration
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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