Engineering Materials In high speed steels, manganese is used to tougher the metal and to increase its Critical temperature Hardness Yield point Melting point Critical temperature Hardness Yield point Melting point ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following statements are true for annealing of steels? Cooling is done slowly and steadily Steels are heated to 500 to 700°C All of these Internal stresses are relieved Cooling is done slowly and steadily Steels are heated to 500 to 700°C All of these Internal stresses are relieved ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The toughness of a material __________ when it is heated. Decreases Remain same Increases None of these Decreases Remain same Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Depth of hardness of steel is increased by addition of Tungsten Chromium Nickel Vanadium Tungsten Chromium Nickel Vanadium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Blast furnace is used to produce Pig iron Steel Cast iron Wrought iron Pig iron Steel Cast iron Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Maximum percentage of carbon in austenite is 0.0026 0.017 0.00025 0.008 0.0026 0.017 0.00025 0.008 ANSWER DOWNLOAD EXAMIANS APP