Engineering Materials in EE The core of a transformer for microwave frequency should be made of silicon. ferrites. iron. silicon carbide. silicon. ferrites. iron. silicon carbide. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Materials which lack permanent magnetic dipoles are called None of these ferro-magnectic. dia-magnetic. semi-magnetic. None of these ferro-magnectic. dia-magnetic. semi-magnetic. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The permanent magnets are made from which of following materials ? Soft iron. Diamagnetic. Paramagnetic. Ferromagnetic. Soft iron. Diamagnetic. Paramagnetic. Ferromagnetic. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE In Bohr’s model of atomic structure, the nucleus consists of protons. protons and neutrons. electrons and protons. electrons. protons. protons and neutrons. electrons and protons. electrons. 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 semi-magnetic. anti-ferromagnetic. poly crystalline. paramagnetic. semi-magnetic. anti-ferromagnetic. poly crystalline. paramagnetic. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of the following is the least desired property in magnetic materials for electrical engineering applications ? All of these High electrical resistivity. Large hysteresis loop. High magnetic permeability. All of these High electrical resistivity. Large hysteresis loop. High magnetic permeability. ANSWER DOWNLOAD EXAMIANS APP
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