Engineering Materials in EE
The dielectric strength of ferroelectric materials depends to a large extent on

 intensity of electric field.
 area of hysteresis loop for the material.
 frequency of applied voltage.
 presence of magnetic materials in the vicinity.

ANSWER DOWNLOAD EXAMIANS APP

Engineering Materials in EE
Which statement is not true of ferromagnetic materials.

 They have large magnetic susceptibility.
 They lose their nonlinearly property above the Curie temperature.
  They have fixed value of μr.
 Energy loss is proportional to the area of hysteresis loop.

ANSWER DOWNLOAD EXAMIANS APP