Engineering Materials in EE Cryogenics is a branch of science dealing with which of the following? Crystal growth. High temperature. Friction and wear. Low temperature. Crystal growth. High temperature. Friction and wear. Low temperature. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Why diamond is very hard ? Because of large cohesive energy Because of covalent solid None of these Because of high melting point Because of large cohesive energy Because of covalent solid None of these Because of high melting point ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Magnetic recording tape is most commonly made from iron-dust. small particles of iron. silicon-iron. ferric-oxide. iron-dust. small particles of iron. silicon-iron. ferric-oxide. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Absolute permittivity of a dielectric medium is represented by εoεr. εr / εo. εo / εr. None of these εoεr. εr / εo. εo / εr. None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Positive magnetostriction exists when dipoles are attract each other. none of above. dipoles are repel other. both are correct. dipoles are attract each other. none of above. dipoles are repel other. both are correct. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The magnetisation and applied field in ferromagnetic materials are related non linearly. linearly. parabolically. sinusoidally. non linearly. linearly. parabolically. sinusoidally. ANSWER DOWNLOAD EXAMIANS APP
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