Engineering Materials The steel widely used for motor car crankshafts is Nickel steel Nickel-chrome steel Silicon steel Chrome steel Nickel steel Nickel-chrome steel Silicon steel Chrome steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following impurity in cast iron makes it hard and brittle? Phosphorus Silicon Sulphur Manganese Phosphorus Silicon Sulphur Manganese ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Corundum contains more than 95% Al2O3 SiO2 MgO Steel Al2O3 SiO2 MgO Steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Induction hardening is the process of Hardening surface of work-piece to obtain hard and wear resistant surface Increasing hardness throughout Inducing hardness by continuous process Heating and cooling rapidly Hardening surface of work-piece to obtain hard and wear resistant surface Increasing hardness throughout Inducing hardness by continuous process Heating and cooling rapidly ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The following element can't impart high strength at elevated temperature Manganese Silicon Magnesium Nickel Manganese Silicon Magnesium Nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When medium carbon steel is heated to coarsening temperature 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 The average grain size is a minimum ANSWER DOWNLOAD EXAMIANS APP
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