Engineering Materials in EE The magnetisation and applied field in ferromagnetic materials are related sinusoidally. non linearly. linearly. parabolically. sinusoidally. non linearly. linearly. parabolically. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which statement is not true of ferromagnetic materials. They lose their nonlinearly property above the Curie temperature. They have fixed value of μr. Energy loss is proportional to the area of hysteresis loop. They have large magnetic susceptibility. They lose their nonlinearly property above the Curie temperature. They have fixed value of μr. Energy loss is proportional to the area of hysteresis loop. They have large magnetic susceptibility. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of the following is the least desired property in magnetic materials for electrical engineering applications ? High electrical resistivity. Large hysteresis loop. All of these High magnetic permeability. High electrical resistivity. Large hysteresis loop. All of these High magnetic permeability. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Susceptibility is negative for non magnetic substances. ferromagnetic substances. diamagnetic substances. none of above. non magnetic substances. ferromagnetic substances. diamagnetic substances. none of above. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE It is difficult to magnetize steel because it has high permittivity. low permeability. low susceptibility. high permeability. high permittivity. low permeability. low susceptibility. high permeability. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Permittivity of free space is equal to 8.854 × 10 - 12 F / m. 8.854 × 10 - 11 F / m. 8.854 × 10 - 10 F / m. 8.854 × 10 - 13 F / m. 8.854 × 10 - 12 F / m. 8.854 × 10 - 11 F / m. 8.854 × 10 - 10 F / m. 8.854 × 10 - 13 F / m. ANSWER DOWNLOAD EXAMIANS APP
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