Q.
The energy spectrum of β−particles [number N(E) as a function of β− energy E ] emitted from a radioactive source is
1990
195
NTA AbhyasNTA Abhyas 2020Nuclei
Report Error
Solution:
In β - decay, energy emission is continuous and energy is shared between β - particles and daughter nuclei.
Thus certain β -particles have zero energy and certain have maximum energy.
Option (1) is most appropriate