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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 velocity of a particle at an instant is 10 ms⁻¹.After 3 s its velocity will become
- An electron in potentiometer experiences a force 2.4×10⁻¹⁹N. The length of potentiometer
- An object is seen through a simple microscope of focal length 12 cm.
- A black body radiates 20 W at temperature 227⁰C. It temperature of the black body
- For a satellite moving in an orbit around the earth, the ratio of kinetic
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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