Engineering Materials The blade of a power saw is made of High speed steel Stainless steel Boron steel Malleable cast iron High speed steel Stainless steel Boron steel Malleable cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Preheating is essential in welding Cast iron High speed steel All nonferrous materials All of these Cast iron High speed steel All nonferrous materials All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Chromium when added to steel _________ the tensile strength. Decreases Does not effect Increases None of these Decreases Does not effect Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Permalloy is a None ferrous alloy Kind of stainless steel Polymer Nickel and iron alloy having high permeability None ferrous alloy Kind of stainless steel Polymer Nickel and iron alloy having high permeability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In high speed steels, manganese is used to tougher the metal and to increase its Critical temperature Yield point Hardness Melting point Critical temperature Yield point Hardness Melting point ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In full annealing, the hypo eutectoid steel is heated from 30°C to 50°C above the upper critical temperature and then cooled Suddenly in a suitable cooling medium Slowly in the furnace Any one of these In still air Suddenly in a suitable cooling medium Slowly in the furnace Any one of these In still air ANSWER DOWNLOAD EXAMIANS APP