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A radioactive substance emits n beta particles in the first 2 s and 0.5 n beta

A radioactive substance emits n beta particles in the first 2 s and 0.5 n beta particles in the next 2 s. The mean life of the sample is

Options

(a) 4 s
(b) 2 s
(c) 1/(ln 2) s
(d) 2 (ln 2) s

Correct Answer:

1/(ln 2) s

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

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