Which of the following lighting types consists of a special type of semiconductor that emits light when current is applied via energy released as photons when electrons cross the boundary from between the n-type and p-type materials?
A) Xenon
B) Fluorescent
C) LED
D) Laser

Question

Quizplus · Accepted Answer

LED (Light Emitting Diode) is a semiconductor device that emits light when an electric current passes through it, due to the recombination of electrons and holes at the junction of n-type and p-type materials, releasing energy in the form of photons.

Which of the Following Lighting Types Consists of a Special