TS EAMCET 9-Sep-2020 Shift 2 Solved Paper

Section: Physics

Question : 117 of 160

Marks: +1, -0

A radioactive source has a half life of 6h. A freshly prepared sample of the same exhibits radioactivity 32 times the permissible safe value. The minimum time after which it would be possible to work safely with the source is

30 h
24 h
18 h
12 h

Validate

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