Engineering Materials in EE The magnetisation and applied field in ferromagnetic materials are related non linearly. sinusoidally. linearly. parabolically. non linearly. sinusoidally. linearly. parabolically. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The electron configuration of copper is 1s2 , 2s2 2p6, 3s2 3p6 3d9, 4s2. 1s2 , 2s2 2p6, 3s2 3p6 3d10, 4s1. 1s2 , 2s2 2p6, 3s2 3p6 3d8, 4s1 4p none of above. 1s2 , 2s2 2p6, 3s2 3p6 3d9, 4s2. 1s2 , 2s2 2p6, 3s2 3p6 3d10, 4s1. 1s2 , 2s2 2p6, 3s2 3p6 3d8, 4s1 4p none of above. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Magnetic recording tape is most commonly made from small particles of iron. silicon-iron. iron-dust. ferric-oxide. small particles of iron. silicon-iron. iron-dust. ferric-oxide. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE A ferromagnetic core subjected to cycles of magnetisation will exhibit hysteresis when the cycle is pulsating. rotating. / >(A), (B), and (C) are all correct. alternating. pulsating. rotating. / >(A), (B), and (C) are all correct. alternating. 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 hysteresis. magnetic expansion. magneto-calorisation. magnetostriction. magnetic hysteresis. magnetic expansion. magneto-calorisation. magnetostriction. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The permeability of iron can be increased by increasing carbon percentage. alloying with cobalt. reducing carbon percentage. purifying it. increasing carbon percentage. alloying with cobalt. reducing carbon percentage. purifying it. ANSWER DOWNLOAD EXAMIANS APP
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