Question

A light emitting diode (LED) glows when an electric current moves in one direction but not the other. What type of material is LED

A).conductor
B).insulator
C).semiconductor
D).capacitor

Answer 1

Answer:semiconductor

Explanation:a solid substance that has a conductivity between that of an insulator and that of most metals, either due to the addition of an impurity or because of temperature effects. Devices made of semiconductors, notably silicon, are essential components of most electronic circuits.