Engineering Materials Which of the following represents the allotropic forms of iron? Alpha iron and beta iron Alpha iron, gamma from and delta iron Body centered cubic iron and face centered cubic iron Alpha iron, beta iron and gamma iron Alpha iron and beta iron Alpha iron, gamma from and delta iron Body centered cubic iron and face centered cubic iron Alpha iron, beta iron and gamma iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cemented carbide tools are not found to be suitable for cutting Cast iron Aluminium Brass Steel Cast iron Aluminium Brass Steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Isotropic materials are those which have the same Thermal properties in all directions Electric and magnetic properties in all directions Elastic properties in all directions Stresses induced in all directions Thermal properties in all directions Electric and magnetic properties in all directions Elastic properties in all directions Stresses induced in all directions ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness is the property of a material due to which it Can be rolled or hammered into thin sheets Breaks with little permanent distortion Can cut another metal Can be drawn into wires Can be rolled or hammered into thin sheets Breaks with little permanent distortion Can cut another metal Can be drawn into wires ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The purpose of heat treatment is to Relieve the stresses set up in the material after hot or cold working Change grain size Modify the structure of the material Any one of these Relieve the stresses set up in the material after hot or cold working Change grain size Modify the structure of the material Any one of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Following elements have face-centered cubic structure All of these Gamma iron (910° to 1400°C), Cu, Ag, Au, Al, Ni, Pb, Pt A iron (below 910°C and between 1400 to 1539°C), W Mg, Zn, Ti, Zr, Br, Cd All of these Gamma iron (910° to 1400°C), Cu, Ag, Au, Al, Ni, Pb, Pt A iron (below 910°C and between 1400 to 1539°C), W Mg, Zn, Ti, Zr, Br, Cd ANSWER DOWNLOAD EXAMIANS APP
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