Engineering Materials in EE The permeability of iron can be increased by alloying with cobalt. reducing carbon percentage. purifying it. increasing carbon percentage. alloying with cobalt. reducing carbon percentage. purifying it. increasing carbon percentage. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Two different isotopes of an element have different numbers of electrons. numbers of neutrons. numbers of protons. atomic number. numbers of electrons. numbers of neutrons. numbers of protons. atomic number. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Indicate which of following material does not retain magnetism permanently soft iron. none of above. stainless steel. hardness steel. soft iron. none of above. stainless steel. hardness steel. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE A ferromagnetic core subjected to cycles of magnetisation will exhibit hysteresis when the cycle is alternating. / >(A), (B), and (C) are all correct. pulsating. rotating. alternating. / >(A), (B), and (C) are all correct. pulsating. rotating. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE What is the name of the fluorescent material that gives red colour fluorescence? Calcium silicate. Zinc silicate. Magnesium silicate. Zinc sulphide. Calcium silicate. Zinc silicate. Magnesium silicate. Zinc sulphide. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of the following is the example for piezo-electric material ? None of these Potassium niobate Copper Lead zirconate titanate None of these Potassium niobate Copper Lead zirconate titanate ANSWER DOWNLOAD EXAMIANS APP
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