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 In still air Slowly in the furnace Any one of these Suddenly in a suitable cooling medium In still air Slowly in the furnace Any one of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials White cast iron has High compressive strength All of these Low tensile strength Carbon in the form of carbide High compressive strength All of these Low tensile strength Carbon in the form of carbide ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The steel widely used for motor car crankshafts is Silicon steel Nickel steel Nickel-chrome steel Chrome steel Silicon steel Nickel steel Nickel-chrome steel Chrome steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron-carbon alloys containing carbon ________ 4.3% are known as hyper-eutectic cast irons. Less than More than Equal to None of these Less than More than Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel containing ferrite and pearlite is Tough Soft Hard Hard and tough Tough Soft Hard Hard and tough ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Induction hardening is the process of Hardening surface of work-piece to obtain hard and wear resistant surface Increasing hardness throughout Heating and cooling rapidly Inducing hardness by continuous process Hardening surface of work-piece to obtain hard and wear resistant surface Increasing hardness throughout Heating and cooling rapidly Inducing hardness by continuous process ANSWER DOWNLOAD EXAMIANS APP