Physics · Nuclear Physics
Some nuclei of a radioactive material are undergoing radioactive decay. The time gap between the instances when a quarter of the nuclei have decayed and when half of the nuclei have decayed is given as (where λ is the decay constant):
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1ln 22λ
- 2ln 2λ
- 32 ln 2λ
- 4ln(4/3)λ✓
Correct answer
ln(4/3)λ
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