| ⇦ | 
| ⇨ |
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: - Two bodies A and B have masses 20 Kg and 5 Kg respectively. Each one is acted
- A particle moving in a straight line covers half the distance with speed of 3 m/s
- The position vector of a particle R as a function of time is given by
- Two electrons are separated by a distance of 1Å. What is the coulomb force between them?
- A boy whirls a stone in a horizontal circle of radius 1.5 m and at height 2.0 m
Topics: Radioactivity
(83)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two bodies A and B have masses 20 Kg and 5 Kg respectively. Each one is acted
- A particle moving in a straight line covers half the distance with speed of 3 m/s
- The position vector of a particle R as a function of time is given by
- Two electrons are separated by a distance of 1Å. What is the coulomb force between them?
- A boy whirls a stone in a horizontal circle of radius 1.5 m and at height 2.0 m
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