| ⇦ | 
| ⇨ |
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: - The respective speeds of the molecules are 1,2,3,4 and 5 km/s.
- In a photoelectric effect experiment, the slope of the graph between the stopping
- In a circuit, 5% of total current passes through a galvanometer. If resistance
- A charge of 40 µC is given to a capacitor having capacitance C=10 µF
- A U²³⁵ reactor generates power at a rate of P producing 2×10⁸ fission per second.
Topics: Radioactivity
(83)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The respective speeds of the molecules are 1,2,3,4 and 5 km/s.
- In a photoelectric effect experiment, the slope of the graph between the stopping
- In a circuit, 5% of total current passes through a galvanometer. If resistance
- A charge of 40 µC is given to a capacitor having capacitance C=10 µF
- A U²³⁵ reactor generates power at a rate of P producing 2×10⁸ fission per second.
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