Engineering Materials When steel containing less than 0.8% carbon is cooled slowly from temperatures above or within the critical range, it consists of Pearlite and cementite Mainly pearlite Mainly ferrite Ferrite and pearlite Pearlite and cementite Mainly pearlite Mainly ferrite Ferrite and pearlite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nodular iron has High tensile strength Low melting point All of these High machinability High tensile strength Low melting point All of these High machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Delta-iron occurs between the temperature ranges of 900°C to 1400°C 400°C to 600°C 1400°C to 1530°C 600°C to 900°C 900°C to 1400°C 400°C to 600°C 1400°C to 1530°C 600°C to 900°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tungsten when added to steel __________ the critical temperature. Lowers Raises Does not effect None of these Lowers Raises Does not effect None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Inconel contains 80% nickel and 20% chromium 65% nickel, 15% chromium and 20% iron 68% nickel, 29% copper and 3% other constituents 80% nickel, 14% chromium and 6% iron 80% nickel and 20% chromium 65% nickel, 15% chromium and 20% iron 68% nickel, 29% copper and 3% other constituents 80% nickel, 14% chromium and 6% iron 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