A `U^(238)` nucleus , initially at rests , emits an alpha particle with a speed `v_(0)`.
Channel: Doubtnut
Date: 2020-08-23

A `U^(238)` nucleus , initially at rests , emits an alpha particle with a speed `v_(0)`. Calculate the recoil speed of the residual nucleus `Th^(234)`. Assume that the mass of a nucleus is proportional to the mass number. Also , calculate the ratio of `K.E. of Th^(234)` and `alpha` -particle.