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Two radioactive materials X₁ and X₂ have decay constants 5λ and λ respectively. If initially they have the same number of nuclei, then the ratio of number of nuclei of X₁ to that of X₂ will be 1/e after a time
Options
(a) λ
(b) 1/2 λ
(c) 1/4 λ
(d) e/λ
Correct Answer:
1/4 λ
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
- A perfect gas at 27° C is heated at constant pressure to 327° C. If original volume of gas
- The surface tension of a liquid is 5 newton per metre. If a film
- Which of the following statement about scalar quantity is true?
- The fossil bone has a ¹⁴C:¹²C ratio, which is [1/16] of that in a living animal
- The sum of the magnitudes of two forces acting at a point is 16 N
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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