Engineering Materials in EE Temporary magnets are used in which of the following ? Motors. Hoist. All of these. Generators. Motors. Hoist. All of these. Generators. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Susceptibility is negative for none of above. ferromagnetic substances. diamagnetic substances. non magnetic substances. none of above. ferromagnetic substances. diamagnetic substances. non magnetic substances. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE What is the name of the fluorescent material that gives red colour fluorescence? Magnesium silicate. Calcium silicate. Zinc silicate. Zinc sulphide. Magnesium silicate. Calcium silicate. Zinc silicate. Zinc sulphide. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE A degaussing is the process of remagnetising metallic parts. removing gases from materials. removal of magnetic impurities. demagnetising metallic parts. remagnetising metallic parts. removing gases from materials. removal of magnetic impurities. demagnetising metallic parts. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The electron configuration of copper is 1s2 , 2s2 2p6, 3s2 3p6 3d8, 4s1 4p 1s2 , 2s2 2p6, 3s2 3p6 3d9, 4s2. 1s2 , 2s2 2p6, 3s2 3p6 3d10, 4s1. none of above. 1s2 , 2s2 2p6, 3s2 3p6 3d8, 4s1 4p 1s2 , 2s2 2p6, 3s2 3p6 3d9, 4s2. 1s2 , 2s2 2p6, 3s2 3p6 3d10, 4s1. none of above. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of the following gives materials in order of decreasing values of permeability? Pure iron, silicon iron, aluminium, bismuth. Silver, copper, aluminium, iron. Permalloy, nickel, air, water. Cobalt, nickel, aluminium, iron. Pure iron, silicon iron, aluminium, bismuth. Silver, copper, aluminium, iron. Permalloy, nickel, air, water. Cobalt, nickel, aluminium, iron. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS