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Question: Answered & Verified by Expert
If $\mathrm{T}$ is the half-life of a radioactive substance then its instantaneous rate of change of activity is proportional to
PhysicsNuclear PhysicsJEE Main
Options:
  • A $\sqrt{\mathrm{T}}$
  • B $\mathrm{T}$
  • C $\mathrm{T}^{2}$
  • D $\mathrm{~T}^{-2}$
Solution:
1129 Upvotes Verified Answer
The correct answer is: $\mathrm{~T}^{-2}$
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