Engineering Materials in EE Materials which lack permanent magnetic dipoles are called dia-magnetic. semi-magnetic. None of these ferro-magnectic. dia-magnetic. semi-magnetic. None of these ferro-magnectic. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of the following is the ferroelectric material ? Potassium dihydrogen phosphate. Barium titanate. All of these Rochelle salt. Potassium dihydrogen phosphate. Barium titanate. All of these Rochelle salt. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The permeability of iron can be increased by purifying it. alloying with cobalt. increasing carbon percentage. reducing carbon percentage. purifying it. alloying with cobalt. increasing carbon percentage. reducing carbon percentage. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of following material has least value of dielectric constant? Oil. Ceramics. Glass. Paper. Oil. Ceramics. Glass. Paper. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of the following gives materials in order of decreasing values of permeability? Cobalt, nickel, aluminium, iron. Permalloy, nickel, air, water. Silver, copper, aluminium, iron. Pure iron, silicon iron, aluminium, bismuth. Cobalt, nickel, aluminium, iron. Permalloy, nickel, air, water. Silver, copper, aluminium, iron. Pure iron, silicon iron, aluminium, bismuth. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE When the atomic magnetic moments are randomly oriented in a solid its magnetic behavior is termed as paramagnetic. anti-ferromagnetic. poly crystalline. semi-magnetic. paramagnetic. anti-ferromagnetic. poly crystalline. semi-magnetic. ANSWER DOWNLOAD EXAMIANS APP