Engineering Materials in EE The temperature beyond which substances lose their ferroelectric properties, is known as conversion temperature. curie temperature. inversion temperature. critical temperature. conversion temperature. curie temperature. inversion temperature. critical temperature. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE ALNICO is an alloy of aluminium, nickel, iron and cobalt. iron, aluminium. iron, cobalt, nickel. aluminium, nickel. aluminium, nickel, iron and cobalt. iron, aluminium. iron, cobalt, nickel. aluminium, nickel. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The materials which exhibit the same elastic properties in all directions are called inelastic. visco elastic. isentropic. isotropic. inelastic. visco elastic. isentropic. isotropic. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Positive magnetostriction exists when dipoles are repel other. both are correct. dipoles are attract each other. none of above. dipoles are repel other. both are correct. dipoles are attract each other. none of above. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of the following is the example for piezo-electric material ? Potassium niobate Lead zirconate titanate Copper None of these Potassium niobate Lead zirconate titanate Copper None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE In electrical machines the material preferred for pole shoes of electromagnets is lead. pure iron. aluminium. copper. lead. pure iron. aluminium. copper. ANSWER DOWNLOAD EXAMIANS APP
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