Engineering Materials in EE In electrical machines the material preferred for pole shoes of electromagnets is aluminium. copper. pure iron. lead. aluminium. copper. pure iron. lead. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE When a ferromagnetic substance is magnetized small changes in dimensions occur. Such a phenomenon is known as magnetic expansion. magnetic hysteresis. magneto-calorisation. magnetostriction. magnetic expansion. magnetic hysteresis. magneto-calorisation. magnetostriction. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE ALNICO is an alloy of iron, aluminium. aluminium, nickel, iron and cobalt. iron, cobalt, nickel. aluminium, nickel. iron, aluminium. aluminium, nickel, iron and cobalt. iron, cobalt, nickel. aluminium, nickel. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The materials which exhibit the same elastic properties in all directions are called isotropic. inelastic. visco elastic. isentropic. isotropic. inelastic. visco elastic. isentropic. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The electron configuration of sulfur atom is 1s2 , 2s2 2p6, 3s2 3p6. none of these. 2, 8, 6. 2, 8, 2. 1s2 , 2s2 2p6, 3s2 3p6. none of these. 2, 8, 6. 2, 8, 2. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Choose the best suitable of Diamagnetic : Paramagnetic:: Nickel : Cobalt. Iron : Steel. Permalloy : Super-alloy. Water : Air. Nickel : Cobalt. Iron : Steel. Permalloy : Super-alloy. Water : Air. ANSWER DOWNLOAD EXAMIANS APP
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