(a) Differentiate between half-life and ...

(a) Differentiate between half-life and average life of a radioactive substance. (b) A radioactive substance decays for an interval of time equal to its mean life. Find the fraction of the amount of the substance which is left undecayed after this time interval.

Similar Questions

Explore conceptually related problems

A radioactive element disintegrates for a time interval equal to its mean life. The fraction that has disintegrated is

The half-life period of a radioactive substance is 5 min . The amount of substance decayed in 20 min will be

The half life of radioactive substance is T. Then the fraction of the substance that has decayed in time t is-

The half life period of a radioactive substance is 10 year. The amount of the substance decayed after 40 years would be

A radioactive substance has an average life of 5 hours. In a time of 5 hours

A radioactive substances decays so that 3% of its initial nuclei remain after 60 seconds. The half life period of the substances is nearly

The half - life of a radioactive substance is 50 days. The substance will disintegrate completely in