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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 boy playing on the roof of a 10m high building throws a ball with a speed
- The Boolean expression P+ P ̅ Q, where P and Q are the inputs of the logic
- A body with mass 5 kg is acted upon a force F=(-3i+4j) N.If its initial velocity at
- Potentiometer measures the potential difference more accurately than a voltmeter
- An electron revolves in a circle at the rate of 10¹⁹ rounds per second.
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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