Physics · Radioactivity
A radioactive isotope has a half-life of T years. How long will it take for its activity to reduce to 6.25% of its initial value?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 13 T
- 24 T✓
- 35 T
- 46 T
Correct answer
4 T
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