A radioactive sample with half-life=T emits `alpha`-particles. Its total activity is `A_(i)` at som
Channel: Doubtnut
Date: 2020-08-30

A radioactive sample with half-life=T emits `alpha`-particles. Its total activity is `A_(i)` at some time and `(A_(f))` at a later time. The number of `alpha`-particle emitted by the sample between these two points in time is