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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
- The resistance of a carbon resistor of colour code Red-Red Green Silver is(in kΩ)
- An electric dipole of moment ‘p’ is placed in an elecatric field of intensity ‘E’
- Time period of oscillation of a magnet is 2 sec. When it is remagnetised
- The following four wires are made of the same material. Which of these will have
- A soap bubble is charged to a potential 12V. If its radius is doubled,
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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