Engineering Materials Which of the following material has nearly zero coefficient of expansion? Stainless steel High speed steel Heat resisting steel Invar Stainless steel High speed steel Heat resisting steel Invar ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following has highest specific strength of all structural materials? Titanium alloys Magnesium alloys Magnetic steel alloys Chromium alloys Titanium alloys Magnesium alloys Magnetic steel alloys Chromium alloys ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following metal is used in making electrical resistance wire for electric furnaces and heating elements? Nichrome Babbitt metal Phosphor bronze Monel metal Nichrome Babbitt metal Phosphor bronze Monel metal ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A small percentage of boron is added to steel in order to Reduce machinability Increase endurance strength Increase wear resistance Increase hardenability Reduce machinability Increase endurance strength Increase wear resistance Increase hardenability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials High carbon steel carries carbon percentage 0.8 to 1.5% 0.1 to 0.3% 0.3 to 0.6% 0.6 to 0.8% 0.8 to 1.5% 0.1 to 0.3% 0.3 to 0.6% 0.6 to 0.8% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Foundry crucible is made of Mild steel German silver Lead Graphite Mild steel German silver Lead Graphite ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS