Engineering Materials The hardness of steel increases if it contains Pearlite Austenite Cementite Martensite Pearlite Austenite Cementite Martensite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Bell metal contains 85 - 92% copper and rest tin with little lead and nickel 90% copper and 10% tin 70% copper and 30% zinc 70 - 75% copper and rest tin 85 - 92% copper and rest tin with little lead and nickel 90% copper and 10% tin 70% copper and 30% zinc 70 - 75% copper and rest tin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A material is said to be allotropic, if it has Atoms distributed in random pattern Different crystal structures at different temperatures Any one of the above Fixed structure at all temperatures Atoms distributed in random pattern Different crystal structures at different temperatures Any one of the above Fixed structure at all temperatures ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The portion of the blast furnace below its widest cross-section is called Stack Hearth Bosh Throat Stack Hearth Bosh Throat ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The presence of hydrogen in steel causes Corrosion resistance Improved Weldability Embrittlement Reduced neutron absorption cross-section Corrosion resistance Improved Weldability Embrittlement Reduced neutron absorption cross-section ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following element results in presence of free graphite in C.I.? Carbon Silicon Sulphur Manganese Carbon Silicon Sulphur Manganese ANSWER DOWNLOAD EXAMIANS APP