Engineering Materials in EE Choose the best suitable of Diamagnetic : Paramagnetic:: Iron : Steel. Permalloy : Super-alloy. Nickel : Cobalt. Water : Air. Iron : Steel. Permalloy : Super-alloy. Nickel : Cobalt. Water : Air. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The permeability of iron can be increased by alloying with cobalt. increasing carbon percentage. reducing carbon percentage. purifying it. alloying with cobalt. increasing carbon percentage. reducing carbon percentage. purifying it. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The Bohr model of the atom All of these had some made-up rules without explanations. could not explain the line spectrum of atoms larger than hydrogen. explained the color lines in the hydrogen spectrum. All of these had some made-up rules without explanations. could not explain the line spectrum of atoms larger than hydrogen. explained the color lines in the hydrogen spectrum. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE In Bohr’s model of atomic structure, the nucleus consists of electrons and protons. electrons. protons and neutrons. protons. electrons and protons. electrons. protons and neutrons. protons. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The numberof atoms per unit cell in a B.C.C structure is 12. 2. 4. 7. 12. 2. 4. 7. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE It is difficult to magnetize steel because it has high permeability. low susceptibility. high permittivity. low permeability. high permeability. low susceptibility. high permittivity. low permeability. ANSWER DOWNLOAD EXAMIANS APP
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