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Tamil Nadu Board of Secondary EducationHSC Science Class 12

The half-life period of a radioactive element A is same as the mean life time of another radioactive element B. Initially both have the same number of atoms. Then - Physics

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Question

The half-life period of radioactive element A is the same as the mean life time of another radioactive element B. Initially both have the same number of atoms. Then

Options

  • A and B have the same decay rate initially

  • A and B decay at the same rate always

  • B will decay at faster rate than A

  • A will decay at faster rate than B.

MCQ

Solution

B will decay at faster rate than A

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Radioactivity
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Chapter 9: Atomic and Nuclear physics - Evaluation [Page 190]

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Samacheer Kalvi Physics - Volume 1 and 2 [English] Class 12 TN Board
Chapter 9 Atomic and Nuclear physics
Evaluation | Q 14. | Page 190
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