Engineering Materials in EE The core of a transformer for microwave frequency should be made of iron. ferrites. silicon. silicon carbide. iron. ferrites. silicon. silicon carbide. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The electron configuration of sulfur atom is none of these. 2, 8, 2. 2, 8, 6. 1s2 , 2s2 2p6, 3s2 3p6. none of these. 2, 8, 2. 2, 8, 6. 1s2 , 2s2 2p6, 3s2 3p6. 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 magnetic permeability. Large hysteresis loop. High electrical resistivity. All of these High magnetic permeability. Large hysteresis loop. High electrical resistivity. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Why diamond is very hard ? None of these Because of covalent solid Because of large cohesive energy Because of high melting point None of these Because of covalent solid Because of large cohesive energy Because of high melting point ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The atomic radius in case of face centered cubic lattice is a / 4. a / 2. a. a / 3. a / 4. a / 2. a. a / 3. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Two different isotopes of an element have different numbers of protons. numbers of electrons. atomic number. numbers of neutrons. numbers of protons. numbers of electrons. atomic number. numbers of neutrons. ANSWER DOWNLOAD EXAMIANS APP