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Activity of a radioactive sample decreases to (1/3)rd of its original value in 3 days. Then, in 9 days its activity will become
Options
(a) (1/27) of the original value
(b) (1/9) of the original value
(c) (1/18) of the original value
(d) (1/3) of the original value
Correct Answer:
(1/9) of the original value
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
- Three resistances P,Q,R each of 2Ω and an unknown resistances S form the four arms
- The ratio of the nuclear radii of elements with mass numbers 216 and 125 is
- In a capillary tube water raises by 1.2 mm. The height of water that will rise
- In which case positive work has to be done in seperating them?
- Which one of the following is not a unit of young’s modulus?
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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