Engineering Materials Eutectoid reaction occurs at 723°C 600°C 1147°C 1493°C 723°C 600°C 1147°C 1493°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Thermoplastic materials are those materials which Are flexible and can withstand considerable wear under suitable conditions Are used as a friction lining for clutches and brakes Are formed into shape under heat and pressure and results in a permanently hard product Do not become hard with the application of heat and pressure and no chemical change occurs Are flexible and can withstand considerable wear under suitable conditions Are used as a friction lining for clutches and brakes Are formed into shape under heat and pressure and results in a permanently hard product Do not become hard with the application of heat and pressure and no chemical change occurs ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The cupola is used to manufacture Steel Wrought iron Cast iron Pig iron Steel Wrought iron Cast iron Pig iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The percentage carbon content in wrought iron is about 0.02 0.1 2 0.4 0.02 0.1 2 0.4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The steel widely used for motor car crankshafts is Nickel steel Silicon steel Chrome steel Nickel-chrome steel Nickel steel Silicon steel Chrome steel Nickel-chrome steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nickel in steel Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties ANSWER DOWNLOAD EXAMIANS APP