Engineering Materials The transistor is made of Germanium Silver Copper Gold Germanium Silver Copper Gold ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Depth of hardness of steel is increased by addition of Nickel Vanadium Chromium Tungsten Nickel Vanadium Chromium Tungsten ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When filing or machining cast iron makes our hands black, then it shows that ________ is present in cast iron. Cementite None of these Both A and B Free graphite Cementite None of these Both A and B Free graphite 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
Engineering Materials Iron-carbon alloys containing carbon ________ 4.3% are known as hyper-eutectic cast irons. None of these Less than Equal to More than None of these Less than Equal to More than ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials There are fourteen atoms in a unit cell of Body centered cubic space lattice Close packed hexagonal space lattice None of these Face centered cubic space lattice Body centered cubic space lattice Close packed hexagonal space lattice None of these Face centered cubic space lattice ANSWER DOWNLOAD EXAMIANS APP