Engineering Materials in EE Which of the following is the least desired property in magnetic materials for electrical engineering applications ? High magnetic permeability. Large hysteresis loop. All of these High electrical resistivity. High magnetic permeability. Large hysteresis loop. All of these High electrical resistivity. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The magnetisation and applied field in ferromagnetic materials are related non linearly. parabolically. sinusoidally. linearly. non linearly. parabolically. sinusoidally. linearly. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The dielectric strength of ferroelectric materials depends to a large extent on area of hysteresis loop for the material. frequency of applied voltage. intensity of electric field. presence of magnetic materials in the vicinity. area of hysteresis loop for the material. frequency of applied voltage. intensity of electric field. presence of magnetic materials in the vicinity. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The permanent magnets are made from which of following materials ? Ferromagnetic. Paramagnetic. Soft iron. Diamagnetic. Ferromagnetic. Paramagnetic. Soft iron. Diamagnetic. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The electron configuration of copper is 1s2 , 2s2 2p6, 3s2 3p6 3d10, 4s1. none of above. 1s2 , 2s2 2p6, 3s2 3p6 3d9, 4s2. 1s2 , 2s2 2p6, 3s2 3p6 3d8, 4s1 4p 1s2 , 2s2 2p6, 3s2 3p6 3d10, 4s1. none of above. 1s2 , 2s2 2p6, 3s2 3p6 3d9, 4s2. 1s2 , 2s2 2p6, 3s2 3p6 3d8, 4s1 4p ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The Bohr model of the atom could not explain the line spectrum of atoms larger than hydrogen. explained the color lines in the hydrogen spectrum. had some made-up rules without explanations. All of these could not explain the line spectrum of atoms larger than hydrogen. explained the color lines in the hydrogen spectrum. had some made-up rules without explanations. All of these ANSWER DOWNLOAD EXAMIANS APP
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