Engineering Materials When steel containing less than 0.8% carbon is cooled slowly from temperatures above or within the critical range, it consists of Ferrite and pearlite Mainly pearlite Pearlite and cementite Mainly ferrite Ferrite and pearlite Mainly pearlite Pearlite and cementite Mainly ferrite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In which of the following cases, consideration of creep is important Cast iron pipes Cycle chains Gas turbine blades Flywheel of steam engine Cast iron pipes Cycle chains Gas turbine blades Flywheel of steam engine ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In the lower part of the blast furnace (zone of fusion), the temperature is 1200°C to 1300°C 1500°C to 1700°C 800°C to 1000°C 400° to 700°C 1200°C to 1300°C 1500°C to 1700°C 800°C to 1000°C 400° to 700°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Hardness of lower bainite (tempered martensite) is about RC 57 RC 48 RC 80 RC 65 RC 57 RC 48 RC 80 RC 65 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron-carbon alloys containing 1.7 to 4.3% carbon are known as None of these Hypoeutectic cast irons Hypereutectic cast irons Eutectic cast irons None of these Hypoeutectic cast irons Hypereutectic cast irons Eutectic cast irons ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following metal is used in making electrical resistance wire for electric furnaces and heating elements? Phosphor bronze Babbitt metal Nichrome Monel metal Phosphor bronze Babbitt metal Nichrome Monel metal ANSWER DOWNLOAD EXAMIANS APP
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