Engineering Materials in EE When a ferromagnetic substance is magnetized small changes in dimensions occur. Such a phenomenon is known as magneto-calorisation. magnetic hysteresis. magnetic expansion. magnetostriction. magneto-calorisation. magnetic hysteresis. magnetic expansion. magnetostriction. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE How many valence electrons would be found in an atom with the atomic number of 51? 51. none of above. 5. 8. 51. none of above. 5. 8. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Maximum number of electrons in a sub-shell with l = 3 and n = 4 is 10. 14. 20. 8. 10. 14. 20. 8. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The core of a transformer for microwave frequency should be made of iron. silicon. silicon carbide. ferrites. iron. silicon. silicon carbide. ferrites. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of the following is the least desired property in magnetic materials for electrical engineering applications ? All of these High electrical resistivity. Large hysteresis loop. High magnetic permeability. All of these High electrical resistivity. Large hysteresis loop. High magnetic permeability. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE In ferromagnetic materials the constituent is only iron. one of the constituent is iron. the atomic magnetic moments are antiparallel and unequal. the atomic magnetic moments are parallel. the constituent is only iron. one of the constituent is iron. the atomic magnetic moments are antiparallel and unequal. the atomic magnetic moments are parallel. ANSWER DOWNLOAD EXAMIANS APP
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