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A radiactive substance emits 100 beta particles in the first 2s and 50 beta particles in the next 2s. The mean life of the sample is
Options
(a) 4 s
(b) 2 s
(c) 2/0.693 s
(d) 2×0.693 s
Correct Answer:
2/0.693 s
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
- Consider two concentric spherical metal shells of radii r₁ and r₂( r₂>r₁). If the outer
- A liquid boils when its vapour pressure equals
- In Bohr model of hydrogen atom, the force on the electron depends on the principal
- Which of the following pairs is wrong
- 4 point charges each +q is placed on the circumference of a circle
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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