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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
- Three cells, each of e.m.f 1.5 V and internal resistance 1 ohm are connected in parallel
- A thin circular ring of mass M and radius R rotates about an axis through its centre
- The moderator in a reactor
- The de-Broglie wavelength of an electron in the first Bohr orbit is
- Three solids of masses m₁,m₂ and m₃ are connected with weightless string
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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