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A radioactive substance emits n beta particles in the first 2 s and 0.5 n beta particles in the next 2 s. The mean life of the sample is
Options
(a) 4 s
(b) 2 s
(c) 1/(ln 2) s
(d) 2 (ln 2) s
Correct Answer:
1/(ln 2) 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
- Find out the angle of projection, if range is 4 times of maximum height
- A parallel plate air capacitor has capacity C, distance of seperation between plate
- A circular disc of radius 0.2 meter is placed in a uniform magnetic field of induction
- What is the amount of energy released by deuterium and tritium fusion?
- A simple pendulum performs simple harmonic motion about x = 0 with an amplitude
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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