Engineering Materials in EE Which statement is not true of ferromagnetic materials. Energy loss is proportional to the area of hysteresis loop. They have fixed value of μr. They lose their nonlinearly property above the Curie temperature. They have large magnetic susceptibility. Energy loss is proportional to the area of hysteresis loop. They have fixed value of μr. They lose their nonlinearly property above the Curie temperature. They have large magnetic susceptibility. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of the following statements is not part of Daltons atomic theory? Atoms of different elements are quite different. All matter is composed of atoms. Atoms can combine to form compounds. An atom contains a dense central nucleus. Atoms of different elements are quite different. All matter is composed of atoms. Atoms can combine to form compounds. An atom contains a dense central nucleus. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE What is the dielectric constant of mica ? 200. 100. 1 to 2. 3 to 8. 200. 100. 1 to 2. 3 to 8. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The dielectric strength of ferroelectric materials depends to a large extent on frequency of applied voltage. intensity of electric field. area of hysteresis loop for the material. presence of magnetic materials in the vicinity. frequency of applied voltage. intensity of electric field. area of hysteresis loop for the material. presence of magnetic materials in the vicinity. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE A ferrite core has low eddy current loss than an iron core because ferrites have low permeability. ferrites have hig hysteresis. ferrites are magnetic. / >ferrites have high resistance. ferrites have low permeability. ferrites have hig hysteresis. ferrites are magnetic. / >ferrites have high resistance. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE In ferromagnetic materials the atomic magnetic moments are parallel. the constituent is only iron. the atomic magnetic moments are antiparallel and unequal. one of the constituent is iron. the atomic magnetic moments are parallel. the constituent is only iron. the atomic magnetic moments are antiparallel and unequal. one of the constituent is iron. ANSWER DOWNLOAD EXAMIANS APP
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