The activity of a radioactive material is 6.4 \times 10^{-4} curie. Its half life is 5 days. The activity will become 5 \times 10^{-6} curie after : [27-Jul-2022-Shift-2]

JEE Mains 27-July-2022 Shift 2 Solved Paper

Section: Physics

Question : 48 of 90

Marks: +1, -0

The activity of a radioactive material is 6.4×10−4 curie. Its half life is 5 days. The activity will become 5×10−6 curie after :

[27-Jul-2022-Shift-2]

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