E6D01 (C)
What is piezoelectricity?
A. The ability of materials to generate electromagnetic waves of a certain frequency when voltage is applied
B. A characteristic of materials that have an index of refraction which depends on the polarization of the electromagnetic wave passing through it
C. A characteristic of materials that generate a voltage when stressed and that flex when a voltage is applied
D. The ability of materials to generate voltage when an electromagnetic wave of a certain frequency is applied
