| ⇦ | 
| ⇨ |
If the half-life of a material is 10 yr, then in what time, it becomes 1/4th part of the initial amount
Options
(a) 15 yr
(b) 20 yr
(c) 25 yr
(d) 30 yr
Correct Answer:
20 yr
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - When a mass M is attached to the spring of force constant k,
- A bomb of mass 30 kg at rest exploded into two pieces of masses 18 kg
- The sun light reaches us as white and not as its components because
- A Carnot engine, having an efficiency of η=1/10 as heat engine, is used
- Hard X-rays for the study of fractures in bones should have a minimum wavelength
Topics: Radioactivity
(83)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- When a mass M is attached to the spring of force constant k,
- A bomb of mass 30 kg at rest exploded into two pieces of masses 18 kg
- The sun light reaches us as white and not as its components because
- A Carnot engine, having an efficiency of η=1/10 as heat engine, is used
- Hard X-rays for the study of fractures in bones should have a minimum wavelength
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