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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
- Which of the following, is a vector quantity?
- The distance of the closest approach of an alpha particle fired at a nucleus
- Two charges each equal to 2µ C are 0.5m apart. If both of them exist inside vacuum
- The thermo e.m.f. E in volts of a certain thermocouple is found to vary
- The resistances of the four arms P,Q,R and S in a Wheatstone’s bridge
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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