The half life of a radioactive substance is 30 days. What is the time taken to…
Physics · Class 12 · CBSE — Nuclei
The half life of a radioactive substance is 30 days. What is the time taken to disintegrate to 3/4th of its original mass?
- 30 days
- 15 days
- 60 days
- 90 days
Answer
(C) 60 days
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