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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
- The coefficient of performance of a Carnot refrigerator working between 30⁰C and 0⁰C is
- If sound wave travel from air to water, which of the following remains unchanged?
- The ionization energy of Li⁺⁺ is equal to
- A series R-C circuit is connected to an alternating voltage source. Consider two
- The equations of motion of a projectile are given by x=36 t metre and 2y=96t-9.8t²
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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