Engineering Materials in EE ________ is the most detrimental impurity in the magnetic materials Sulphur. Nitrogen. Carbon. Oxygen. Sulphur. Nitrogen. Carbon. Oxygen. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Materials which lack permanent magnetic dipoles are called dia-magnetic. semi-magnetic. ferro-magnectic. None of these dia-magnetic. semi-magnetic. ferro-magnectic. None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE In electrical machines the material preferred for pole shoes of electromagnets is copper. pure iron. aluminium. lead. copper. pure iron. aluminium. lead. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The core of a transformer for microwave frequency should be made of iron. silicon. silicon carbide. ferrites. iron. silicon. silicon carbide. ferrites. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Why diamond is very hard ? None of these Because of covalent solid Because of high melting point Because of large cohesive energy None of these Because of covalent solid Because of high melting point Because of large cohesive energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE In Bohr’s model of atomic structure, the nucleus consists of electrons. protons. electrons and protons. protons and neutrons. electrons. protons. electrons and protons. protons and neutrons. ANSWER DOWNLOAD EXAMIANS APP
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