Engineering Materials In process 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 Heated below or closes to the lower critical temperature and then cooled slowly Heated from 30°C to 50°C above the upper critical temperature and then cooled slowly in the furnace Heated from 30°C to 50°C above the upper critical temperature and then cooled in still air Heated from 30°C to 50°C above the upper critical temperature and then cooled suddenly in a suitable cooling medium Heated below or closes to the lower critical temperature and then cooled slowly Heated from 30°C to 50°C above the upper critical temperature and then cooled slowly in the furnace Heated from 30°C to 50°C above the upper critical temperature and then cooled in still air ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A coarse grained steel Is less tough and has a greater tendency to distort during heat treatment Is more ductile and has a greater tendency to distort during heat treatment Is more ductile and has a less tendency to distort during heat treatment Is less tough and has a less tendency to distort during heat treatment Is less tough and has a greater tendency to distort during heat treatment Is more ductile and has a greater tendency to distort during heat treatment Is more ductile and has a less tendency to distort during heat treatment Is less tough and has a less tendency to distort during heat treatment ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron ore is usually found in the form of Carbonates Sulphides Oxides All of these Carbonates Sulphides Oxides All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Pipes for bicycle frames are made of Cold rolled steel Forged steel Cast steel Hot rolled steel Cold rolled steel Forged steel Cast steel Hot rolled steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Thermoplastic materials are those materials which Are formed into shape under heat and pressure and results in a permanently hard product Are used as a friction lining for clutches and brakes Are flexible and can withstand considerable wear under suitable conditions Do not become hard with the application of heat and pressure and no chemical change occurs Are formed into shape under heat and pressure and results in a permanently hard product Are used as a friction lining for clutches and brakes Are flexible and can withstand considerable wear under suitable conditions Do not become hard with the application of heat and pressure and no chemical change occurs ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nodular cast iron is produced by adding ________ to the molten cast iron. Copper Chromium Magnesium Nickel Copper Chromium Magnesium Nickel ANSWER DOWNLOAD EXAMIANS APP