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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
- Einstein’s photoelectric equation is
- The half-life of a radioactive substance is 30 min. The time (in minutes) taken
- In a circuit, 5% of total current passes through a galvanometer. If resistance
- If two vectors 2i+3j+k and -4i-6j-λk are parallel to each other, then the value of λ is
- Excitation energy of a hydrogen like ion, in its first excitation state, is 40.8 eV.
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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