Engineering Materials in EE A degaussing is the process of demagnetising metallic parts. remagnetising metallic parts. removal of magnetic impurities. removing gases from materials. demagnetising metallic parts. remagnetising metallic parts. removal of magnetic impurities. removing gases from materials. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of the following gives materials in order of decreasing values of permeability? Silver, copper, aluminium, iron. Pure iron, silicon iron, aluminium, bismuth. Permalloy, nickel, air, water. Cobalt, nickel, aluminium, iron. Silver, copper, aluminium, iron. Pure iron, silicon iron, aluminium, bismuth. Permalloy, nickel, air, water. Cobalt, nickel, aluminium, iron. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE In electrical machines the material preferred for pole shoes of electromagnets is aluminium. copper. pure iron. lead. aluminium. copper. pure iron. lead. 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. poly crystalline. anti-ferromagnetic. semi-magnetic. paramagnetic. poly crystalline. anti-ferromagnetic. semi-magnetic. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of the following statements is not part of Daltons atomic theory? An atom contains a dense central nucleus. All matter is composed of atoms. Atoms can combine to form compounds. Atoms of different elements are quite different. An atom contains a dense central nucleus. All matter is composed of atoms. Atoms can combine to form compounds. Atoms of different elements are quite different. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE A ferromagnetic core subjected to cycles of magnetisation will exhibit hysteresis when the cycle is / >(A), (B), and (C) are all correct. pulsating. alternating. rotating. / >(A), (B), and (C) are all correct. pulsating. alternating. rotating. ANSWER DOWNLOAD EXAMIANS APP
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