| ⇦ | 
| ⇨ |
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: - On observing light from three different stars P, Q and R, it was found that intensity
- The concentric spheres of radii R and r have positive charges q₁ and q₂ with equal
- In which of the follows decays, the element does not change?
- When a p-n junction is reverse biased, then the current through the junction
- A uniform plank of Young’s modulus Y is moved over a smooth horizontal surface
Topics: Radioactivity
(83)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- On observing light from three different stars P, Q and R, it was found that intensity
- The concentric spheres of radii R and r have positive charges q₁ and q₂ with equal
- In which of the follows decays, the element does not change?
- When a p-n junction is reverse biased, then the current through the junction
- A uniform plank of Young’s modulus Y is moved over a smooth horizontal surface
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