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During mean life of a radioactive element, the fraction that disintegrates is
Options
(a) e
(b) 1/e
(c) (e-1)/e
(d) e/(e-1)
Correct Answer:
(e-1)/e
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
- Photons with energy 5eV are incident on a cathode C in a photoelectric cell.
- A thin convex lens of refractive index 1.5 has 20 cm focal length in air. If the lens
- The photoelectric threshold frequency of a metal is ν. When light of frequency 4ν
- A car of mass m is moving on a level circular track of radius R
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Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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