Physics, asked by NicolasSam, 13 days ago

After 280 days, the activity of a radioactive sample is 6000 dps. The activity reduces to 3000 dps after another 140 days. The initial activity of the sample in dps is
(A) 6000
(B) 9000
(C) 7000
(D) 24000

Answers

Answered by arunpatodi18

0

Answer:

) 24000

Explanation:

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