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A radiactive substance emits 100 beta particles in the first 2s and 50 beta

A radiactive substance emits 100 beta particles in the first 2s and 50 beta particles in the next 2s. The mean life of the sample is

Options

(a) 4 s
(b) 2 s
(c) 2/0.693 s
(d) 2×0.693 s

Correct Answer:

2/0.693 s

Explanation:

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

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