Consider aiming a beam of free electrons towards free protons. When th

1.	Consider aiming a beam of free electrons towards free protons. When they scatter, an electron and a proton cannot combine to produce a H-atom, (a) because of energy conservation. (b) without simultaneously releasing energy in the from of radiation. (c) because of momentum conservation. (d) because of angular momentum conservation.
Answer» (a), (b) (a) because of energy conservation. (b) without simultaneously releasing energy in the from of radiation.

Consider aiming a beam of free electrons towards free protons. When they scatter, an electron and a proton cannot combine to produce a H-atom, (a) because of energy conservation. (b) without simultaneously releasing energy in the from of radiation. (c) because of momentum conservation. (d) because of angular momentum conservation.

Answer»

(a), (b)

(a) because of energy conservation.
(b) without simultaneously releasing energy in the from of radiation.