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The half-life period of a radio-active element X is same as the mean life time of another radio-active element Y. Initially they have the same number of atoms. Then
Options
(a) X and Y decay at same rate always
(b) X will decay faster than Y
(c) Y will decay faster than X
(d) X and Y have same decay rate initially
Correct Answer:
X will decay faster than Y
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
- ln a surrounding medium of temperature 10⁰C a body takes 7 min for a fall
- The r.m.s speed of the molecules of a gas in a vessel is 400 m/s
- The resultant of two forces, one double the other in magnitude, is perpendicular
- Which one of the following statements is not correct in case of a semiconductor?
- If a magnetic substance is brought near the north or the south pole of a bar magnet
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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