Piezoelectric materials owe their property to the
A. presence of a centre of symmetry.
B. lack of a centre of symmetry.
C. presence of axis of symmetry.
D. lack of axis of symmetry.
Answer:B
Piezoelectric materials owe their property to the
A. presence of a centre of symmetry. B. lack of a centre of symmetry. C. presence of axis of symmetry. D. lack of axis of symmetry.