Electronic Devices and Circuits - Engineering

Q1:

In a piezoelectric crystal, application of a mechanical stress would produce

A plastic deformation of the crystal

B magnetic Dipoles in the crystal

C electric polarization in the crystal

D shift in the Fermi level

ANS:C - electric polarization in the crystal

Commonly material used as piezoelectric crystal is Barium Nitrate. Generally ferroelectric crystals and piezoelectric.