Engineering Materials The alloying element which can replace tungsten in high speed steels is Cobalt Molybdenum Nickel Vanadium Cobalt Molybdenum Nickel Vanadium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When medium carbon steel is heated to coarsening temperature The grain size increases very rapidly There is no change in grain size The average grain size is a minimum The grain size first increases and then decreases very rapidly The grain size increases very rapidly There is no change in grain size The average grain size is a minimum The grain size first increases and then decreases very rapidly ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Preheating is essential in welding All of these Cast iron All nonferrous materials High speed steel All of these Cast iron All nonferrous materials High speed steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In high speed steels, manganese is used to tougher the metal and to increase its Yield point Melting point Critical temperature Hardness Yield point Melting point Critical temperature Hardness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following impurity in cast iron promotes graphite nodule formation and increases the fluidity of the molten metal? Phosphorus Sulphur Manganese Silicon Phosphorus Sulphur Manganese Silicon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gamma iron exits at following temperature Between 910°C and 1400°C Between 1400°C and 1539°C Room temperature Near melting point Between 910°C and 1400°C Between 1400°C and 1539°C Room temperature Near melting point ANSWER DOWNLOAD EXAMIANS APP
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