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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
- One solid sphere A and another hollow sphere B are of same mass and same outer radii.
- A ball rolls off the top of stair way with a horizontal velocity of magnitude 1.8 m/s
- A galvanometer is converted into an ammeter by connecting
- Which one of the following electrical meter has the smallest resistance?
- A heavy small sized sphere is suspended by a string of length l.The sphere rotates
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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