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in Physics by (79.8k points)

The activity of a radioactive sample is measured as No counts per minute at t = 0 and No/e counts per minute at t = 5 minutes. The time (in minutes) at which the activity reduces to half its value is

(a) loge 2/5

(b) 5/(loge 2)

(c) 5log10 2

(d) 5loge 2

1 Answer

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Best answer

The correct option is (d) 5loge 2.

Explanation:

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