| ⇦ | 
| ⇨ |
The half-life of radioactive element is 600 yr. The fraction of sample that would remain after 3000 yr is
Options
(a) (1/2)
(b) (1/16)
(c) (1/8)
(d) (1/32)
Correct Answer:
(1/32)
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - Two identical capacitors each of capacitance 5 mF are charged potentials 2 kV and 1 kV
- A solid cylinder of mass 50kg and radius 0.5 m is, free to rotate about the horizontal axis
- Two thin long conductors seprated by a distance d carry currents
- Huygen’s wave theory allows us to know
- The excess pressure inside one soap bubble is three times that inside a second soap bubble
Topics: Radioactivity
(83)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two identical capacitors each of capacitance 5 mF are charged potentials 2 kV and 1 kV
- A solid cylinder of mass 50kg and radius 0.5 m is, free to rotate about the horizontal axis
- Two thin long conductors seprated by a distance d carry currents
- Huygen’s wave theory allows us to know
- The excess pressure inside one soap bubble is three times that inside a second soap bubble
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
T(Half)=600 years
T=3000 years
n=3000/600
n=5
Now,
N=N`(1/2)powern=5
N=N'(1/32)
N/N`=1/32