Home / Aptitude Tests / Physics / Emission spectra are...

Emission spectra are caused by

...

Emission spectra are caused by

A.

kinetic energy of moving atoms

B.

potential energy of an electron in an atom

C.

transition of an electron from a higher energy level to a lower energy level

D.

transition of an electron from a lower energy level to higher energy level

E.

transition of excited protons in the nucleus

Correct answer is C

No explanation has been provided for this answer.