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Q90. The half-life of a radioactive element is 10 hours. What fraction of the element's initial radioactivity will remain after 40 hours?

Physics — NUST Mock By IBAGRADS 5 — Question 90 of 200

A. 1/2
B. 1/16
C. 1/8
D. 1/4

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The half-life of a radioactive element is 10 hours. Wha... | Physics MCQ #90 | Examora | Examora