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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.
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Topics: Radioactivity
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Depletion layer contains
- Frequency of stretched string will increase by
- Three capacitors 3μF,6μF and 6μF are connected in series to a source of 120V.
- If v is the speed of sound in air, then the shortest length of the closed pipe
- Two straight wires each 10cm long are parallel to one another and seperated by 2 cm.
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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