Engineering Materials in EE Which statement is not true of ferromagnetic materials. Energy loss is proportional to the area of hysteresis loop. 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. They have large magnetic susceptibility. They lose their nonlinearly property above the Curie temperature. They have fixed value of μr. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Find the odd one out. Absorptivity. Emissivity. Dielectric strength. Refractive index. Absorptivity. Emissivity. Dielectric strength. Refractive index. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Indicate which of following material does not retain magnetism permanently soft iron. none of above. stainless steel. hardness steel. soft iron. none of above. stainless steel. hardness steel. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE ALNICO is an alloy of aluminium, nickel, iron and cobalt. aluminium, nickel. iron, aluminium. iron, cobalt, nickel. aluminium, nickel, iron and cobalt. aluminium, nickel. iron, aluminium. iron, cobalt, nickel. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Materials which lack permanent magnetic dipoles are called dia-magnetic. ferro-magnectic. semi-magnetic. None of these dia-magnetic. ferro-magnectic. semi-magnetic. None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Positive magnetostriction exists when none of above. both are correct. dipoles are attract each other. dipoles are repel other. none of above. both are correct. dipoles are attract each other. dipoles are repel other. ANSWER DOWNLOAD EXAMIANS APP