Engineering Materials Preheating is essential in welding All nonferrous materials Cast iron All of these High speed steel All nonferrous materials Cast iron All of these High speed steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following steel making process is being adopted at Rourkela (in India) Steel Plant? Electric process LD process Bessemer process Open hearth process Electric process LD process Bessemer process Open hearth process ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A reversible change in the atomic structure of the steel with a corresponding change in the properties is known as Recrystallization Allotropic change Heat treatment Precipitation Recrystallization Allotropic change Heat treatment Precipitation ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Admiralty brass used for steam condenser tubes contains copper and zinc in the following ratio 2.9375 30 : 70 40 : 60 2.1180555555556 2.9375 30 : 70 40 : 60 2.1180555555556 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The silicon steel is widely used for Generators and transformers in the form of laminated cores Motor car crankshafts Connecting rods Cutting tools Generators and transformers in the form of laminated cores Motor car crankshafts Connecting rods Cutting tools 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 Melting point Hardness Critical temperature Yield point Melting point Hardness ANSWER DOWNLOAD EXAMIANS APP