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A radioactive sample S₁ having an activity of 5 μCi has twice the number of nuclei as another sample S₂ which has an activity of 10 μCi. The half lives of S₁ and S₂ can be
Options
(a) 20 years and 5 years, respectively
(b) 20 years and 10 years respectively
(c) 10 years each
(d) 5 years each
Correct Answer:
20 years and 5 years, respectively
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Radioactivity
(83)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A current of 5 A is passing through a metallic wire of cross-sectional area 4×10⁻⁶ m².
- When a bullet of mass 10 g and speed 100 ms⁻¹ penetrates up to distance 1 cm
- When a p-n junction is reverse biased, then the current through the junction
- A transformer of 100% efficiency has 200 turns in the primary coil and 40000 turns
- A transformer rated at 10 kW is used to connect a 5 kV transmission line to a 240 V
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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