Engineering Materials in EE When will be the electron pair bonding occurs ? Share holes Share electrons Lack holes None of these Share holes Share electrons Lack holes None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The temperature beyond which substances lose their ferroelectric properties, is known as curie temperature. conversion temperature. inversion temperature. critical temperature. curie temperature. conversion temperature. inversion temperature. critical temperature. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of the following gives materials in order of decreasing values of permeability? Permalloy, nickel, air, water. Silver, copper, aluminium, iron. Cobalt, nickel, aluminium, iron. Pure iron, silicon iron, aluminium, bismuth. Permalloy, nickel, air, water. Silver, copper, aluminium, iron. Cobalt, nickel, aluminium, iron. Pure iron, silicon iron, aluminium, bismuth. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE A ferromagnetic core subjected to cycles of magnetisation will exhibit hysteresis when the cycle is rotating. alternating. pulsating. / >(A), (B), and (C) are all correct. rotating. alternating. pulsating. / >(A), (B), and (C) are all correct. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The permeability of iron can be increased by increasing carbon percentage. reducing carbon percentage. alloying with cobalt. purifying it. increasing carbon percentage. reducing carbon percentage. alloying with cobalt. purifying it. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Substance having permeability less than the permeability of free space, are known as ferromagnetic. paramagnetic. diamagnetic. bipolar. ferromagnetic. paramagnetic. diamagnetic. bipolar. ANSWER DOWNLOAD EXAMIANS APP
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