Engineering Materials Following elements have face-centered cubic structure 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 All of these Gamma iron (910° to 1400°C), Cu, Ag, Au, Al, Ni, Pb, Pt ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel made from phosphate iron is Brittle Ductile Tough Hard Brittle Ductile Tough Hard ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Blast furnace produces following by reduction of iron ore Malleable iron Pig iron Cast iron Wrought iron Malleable iron Pig iron Cast iron Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is the false statement about wrought iron? It has Uniform strength in all directions High resistance to rusting and corrosion Ability of hold protective coating High ductility Uniform strength in all directions High resistance to rusting and corrosion Ability of hold protective coating High ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following pipes is least corrosion resistant? Mild steel Brass Cast iron Wrought iron Mild steel Brass Cast iron Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When medium carbon steel is heated to coarsening temperature The average grain size is a minimum The grain size increases very rapidly The grain size first increases and then decreases very rapidly There is no change in grain size The average grain size is a minimum The grain size increases very rapidly The grain size first increases and then decreases very rapidly There is no change in grain size ANSWER DOWNLOAD EXAMIANS APP
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