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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 refracting angle of a prism is A and refractive index of the material of the prism
- On heating a ferromagnetic substance above curie temperature
- An iron rod of volume 10⁻⁴ m³ and relative permeability 1000 is placed inside a long
- In Young’s double slit experiment the distance between the slits and the screen
- Heat is flowing through a rod of length 50 cm and area of cross-section 5 cm².
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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