| ⇦ | 
| ⇨ |
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.
Related Questions: - In an inductor when current changes from 2 A to 18 A in 0.05 sec, the e.m.f. induced
- A body undergoes no change in volume. Poisson’s ratio is
- According to Bohr model of hydrogen atom, only those orbits are permissible
- When a ceiling fan is switched on, it makes 10 revolutions in the first 3s
- If the ratio of amplitude of two superposed waves is 2:1, then the ratio of maximum
Topics: Radioactivity
(83)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In an inductor when current changes from 2 A to 18 A in 0.05 sec, the e.m.f. induced
- A body undergoes no change in volume. Poisson’s ratio is
- According to Bohr model of hydrogen atom, only those orbits are permissible
- When a ceiling fan is switched on, it makes 10 revolutions in the first 3s
- If the ratio of amplitude of two superposed waves is 2:1, then the ratio of maximum
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply