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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.
Related Questions: - Which of the following atoms has the lowest ionisation potential?
- A milli ammeter of range 10 mA has a coil of resistance 1 ohm
- A circuit area 0.01 m² is kept inside a magnetic field which is normal to its plane.
- The length of an elastic string is a metre when the longitudinal tension is 4N and b
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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
- Which of the following atoms has the lowest ionisation potential?
- A milli ammeter of range 10 mA has a coil of resistance 1 ohm
- A circuit area 0.01 m² is kept inside a magnetic field which is normal to its plane.
- The length of an elastic string is a metre when the longitudinal tension is 4N and b
- A flywheel rotating about a fixed axis has a kinetic energy of 360 J when
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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