Question

7
In physics
physics, thermionie emission
2
A X X X
+ X2 X₃
M
Z​

Answer 1

Explanation:

thermionic emission

emitter is given by the Richardson–Dushman equation; i.e., where T is the absolute temperature in kelvins of the emitter, e is the electronic charge in coulombs, and k is Boltzmann's gas constant in joules per kelvin.