Engineering Materials in EE In electrical machines the material preferred for pole shoes of electromagnets is aluminium. pure iron. lead. copper. aluminium. pure iron. lead. copper. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Choose the best suitable of Diamagnetic : Paramagnetic:: Nickel : Cobalt. Iron : Steel. Water : Air. Permalloy : Super-alloy. Nickel : Cobalt. Iron : Steel. Water : Air. Permalloy : Super-alloy. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The intensity of magnetization, M, of a ferro magnetic solid is independent of temperature. depends on method of heating. decreases with increasing temperature. increases with increasing temperature. is independent of temperature. depends on method of heating. decreases with increasing temperature. increases with increasing temperature. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of following material has least value of dielectric constant? Ceramics. Paper. Oil. Glass. Ceramics. Paper. Oil. Glass. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE What is the dielectric constant of mica ? 1 to 2. 3 to 8. 200. 100. 1 to 2. 3 to 8. 200. 100. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE A material with unequal anti-parallel atomic magnetic moments is an anti-ferromagnet. ferrimagnet. non-magnetic. a ferrite. an anti-ferromagnet. ferrimagnet. non-magnetic. a ferrite. ANSWER DOWNLOAD EXAMIANS APP