Engineering Materials in EE Cryogenics is a branch of science dealing with which of the following? Friction and wear. High temperature. Low temperature. Crystal growth. Friction and wear. High temperature. Low temperature. Crystal growth. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Materials having a high dielectric constant, which is non-linear, are known as super die-electrics. elastomers. hard die-electrics. ferroelectric materials. super die-electrics. elastomers. hard die-electrics. ferroelectric materials. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Temporary magnets are used in which of the following ? All of these. Motors. Generators. Hoist. All of these. Motors. Generators. Hoist. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The materials which exhibit the same elastic properties in all directions are called isentropic. isotropic. inelastic. visco elastic. isentropic. isotropic. inelastic. visco elastic. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The permanent magnets are made from which of following materials ? Ferromagnetic. Diamagnetic. Soft iron. Paramagnetic. Ferromagnetic. Diamagnetic. Soft iron. Paramagnetic. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE A ferrite core has low eddy current loss than an iron core because ferrites have hig hysteresis. ferrites are magnetic. ferrites have low permeability. / >ferrites have high resistance. ferrites have hig hysteresis. ferrites are magnetic. ferrites have low permeability. / >ferrites have high resistance. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS