1.

Select the correct matchA. Ferroelectricity B. Anti-Ferroelectricity C. Both of the aboveD. None of the above

Answer» Correct Answer - c
When polar crystal is subjected in a mechanical stress electricity is producted it is celled plezoelectricity
Pezonelectric crystal with permanted dipoles (demains algred in same direction ) are said to have frecelectricity as in (a) and with zero dipole (demkain aligned equally) in opposite direction are said to have anti feroectricity as in (b)


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