Piezoelectric is a material – McqOptions

MCQOPTIONS

1.	Piezoelectric is a material
A.	whose properties is midway between the constituent materials.
B.	which gets polarised, when stressed.
C.	in which magnetising force reduces when current flowing through it is in-cresed.
D.	which changes dimensions due to applied field.
Answer» C. in which magnetising force reduces when current flowing through it is in-cresed.

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