Engineering Materials in EE A ferromagnetic core subjected to cycles of magnetisation will exhibit hysteresis when the cycle is rotating. / >(A), (B), and (C) are all correct. alternating. pulsating. rotating. / >(A), (B), and (C) are all correct. alternating. pulsating. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE ALNICO is an alloy of aluminium, nickel. aluminium, nickel, iron and cobalt. iron, aluminium. iron, cobalt, nickel. aluminium, nickel. aluminium, nickel, iron and cobalt. iron, aluminium. iron, cobalt, nickel. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE ________ is the most detrimental impurity in the magnetic materials Carbon. Sulphur. Nitrogen. Oxygen. Carbon. Sulphur. Nitrogen. Oxygen. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The permeability of iron can be increased by purifying it. alloying with cobalt. reducing carbon percentage. increasing carbon percentage. purifying it. alloying with cobalt. reducing carbon percentage. increasing carbon percentage. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE How many valence electrons would be found in an atom with the atomic number of 51? 5. 51. 8. none of above. 5. 51. 8. none of above. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE It is difficult to magnetize steel because it has high permittivity. low permeability. high permeability. low susceptibility. high permittivity. low permeability. high permeability. low susceptibility. ANSWER DOWNLOAD EXAMIANS APP
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