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A radioactive sample S₁ having an activity of 5 μCi has twice the number of nuclei as another sample S₂ which has an activity of 10 μCi. The half lives of S₁ and S₂ can be
Options
(a) 20 years and 5 years, respectively
(b) 20 years and 10 years respectively
(c) 10 years each
(d) 5 years each
Correct Answer:
20 years and 5 years, respectively
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 drift velocity of the electrons in a copper wire of length 2 m under
- A wire of length 2 m is made from 10 cm³ of copper. A force F is applied so that
- A body of mass 1 kg is thrown upwards with a velocity 20 m/s. It momentarily
- If sound wave travel from air to water, which of the following remains unchanged?
- Two metal spheres of radii 0.01m and 0.02m are given a charge of 15mC and 45mC
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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