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. A system consists of three masses m₁, m₂ and m₃ connected by a string passing
  2. If A=4i+4j+4k and b=3i+j+4k, then angle between vectors A and B is
  3. The power factor of an AC circuit having resistance R and inductance L connected
  4. A bullet of mass 0.05 kg moving with a speed of 80 m/s enters a wooden
  5. The bandgap in Germanium and silicon, in eV, are respectively