Engineering Materials Hardness of lower bainite (tempered martensite) is about RC 65 RC 57 RC 80 RC 48 RC 65 RC 57 RC 80 RC 48 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tensile strength of steel can be safely increased by Adding carbon up to 2.8% Adding carbon up to 0.83% Adding carbon up to 6.3% Adding small quantities of copper Adding carbon up to 2.8% Adding carbon up to 0.83% Adding carbon up to 6.3% Adding small quantities of copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel made from phosphate iron is Ductile Brittle Tough Hard Ductile Brittle Tough Hard ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Admiralty brass used for steam condenser tubes contains copper and zinc in the following ratio 2.1180555555556 40 : 60 2.9375 30 : 70 2.1180555555556 40 : 60 2.9375 30 : 70 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In which of the following cases, consideration of creep is important Cycle chains Flywheel of steam engine Cast iron pipes Gas turbine blades Cycle chains Flywheel of steam engine Cast iron pipes Gas turbine blades ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The metal suitable for bearings subjected to heavy loads, is Phosphor bronze Silicon bronze White metal Monel metal Phosphor bronze Silicon bronze White metal Monel metal ANSWER DOWNLOAD EXAMIANS APP