Navigate

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.

AMU2012
admin:

Related Questions

  1. Alternating current cannot be measured by D.C Ammeter because
  2. Photon of frequency ν has a momentum associated with it. If c is the velocity
  3. Point masses m₁ and m₂ are placed at the opposite ends of a rigid rod of length L,
  4. The decay constant of a radio isotope is λ. If A₁ and A₂ are its activities at time
  5. Two bulbs when connected in parallel to a source take 60W each, the power consumed,