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ECE · Q216

Materials And Components

Engineering and GATE · ECE · question 216

Q216

Which one of the following statements is NOT true?

A.
Rochelle salt exhibits ferroelectric property
B.
Spontaneous polarization is a characteristic property of ferroelectric material
C.
Spontaneous polarization of ferroelectric materials usually vanishes below ferroelectric Curie temperature
Answer
D.
Ferroelectric materials exhibit hysteresis effect

Answer: Option C

Solution

Answer: Option C
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