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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
- When ultraviolet rays are incident on metal plate, then photoelectric effect
- Young’s modulus of the material of a wire is 18×10¹¹ dyne cm⁻².its value in SI is
- A bus is moving with a speed of 10 ms⁻¹ on a straight road
- If sound wave travel from air to water, which of the following remains unchanged?
- A potentiometer wire has length 4m resistance 8Ω. The resistance that must be connected
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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