Question:

If half life for a radioactive decay reaction is T. Find the time after which \(\frac{7}{8}th\) of initial mass decays

Updated On: Jul 9, 2024
  • 3T
  • 2T
  • \(\frac{T}{2}\)
  • 4T
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The Correct Option is A

Solution and Explanation

The correct option is (A): 3T

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Concepts Used:

Half-life

The amount of time taken for half of a particular sample to react is known as Half-life.

Half-Life Formula:

We can describe exponential decay by any of the three formulas