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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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- A hollow metal sphere of radius 10 cm is charged such that the potential on its surface
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Topics: Radioactivity
(83)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A gas is suddenly expanded such that its final volume becomes 3 times
- A hollow metal sphere of radius 10 cm is charged such that the potential on its surface
- Two straight wires each 10cm long are parallel to one another and seperated by 2 cm.
- A vibrating string of certain length l under a tension T resonates with a mode
- In Young’s double slit experiment, the phase difference between the two waves
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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