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If the radioactive dacay constant of radium is 1.07 x 10⁻⁴ year⁻¹, then its half-life is approximately
Options
(a) 8900 years
(b) 7000 years
(c) 6477 years
(d) 5000 years
Correct Answer:
6477 years
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In an ac circuit an alternating voltage e = 200 √2 sin 100 t volts is connected
- A boat which has a speed of 5 kmh⁻¹ in still water crosses river of width 1 km long
- When we hear a sound, we can identify its source from
- Suppose for some reasons, radius of earth were to shrink by 1% of present value,
- A shell of mass 200 g is ejected from a gun of mass 4 kg by an explosion
Topics: Dual Nature of Matter and Radiation (150)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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