| ⇦ | 
| ⇨ |
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:
- A photosensitive metallic surface has work function, hν₀. If photons of energy
- Heat is not being exchanged in a body. If its internal energy is increased, then
- Tangent galvanometer is used to measure
- Two radioactive materials X₁ and X₂ have decay constants 5λ and λ respectively
- In refraction, light waves are bent on passing from one medium to the second medium
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