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After 300 days, the activity of a radioactive sample is 5000 dps (disintegration per second). The activity becomes 2500 dps after another 150 days. The initial activity of the sample (in dps) is
Options
(a) 20000
(b) 10000
(c) 7000
(d) 25000
Correct Answer:
20000
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - According to photon theory of light which of the following physical quantities,
- The threshold frequency for a metallic surface corresponds to an energy of 6.2 eV,
- Application of Bernoulli’s theorem can be seen in
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Topics: Radioactivity
(83)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- According to photon theory of light which of the following physical quantities,
- The threshold frequency for a metallic surface corresponds to an energy of 6.2 eV,
- Application of Bernoulli’s theorem can be seen in
- Equal charge q each are placed at the vertices AQ and B of an equilateral triangle
- Three objects A,B and C are kept in a straight line on a frictionless horizontal surface
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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