Engineering Materials The alloy used for making electrical resistances and heating elements is Nichrome Magnin Elinvar Invar Nichrome Magnin Elinvar Invar ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A reversible change in the atomic structure of the steel with a corresponding change in the properties is known as Precipitation Allotropic change Recrystallization Heat treatment Precipitation Allotropic change Recrystallization Heat treatment ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Ball bearings are, usually, made from Low carbon steel Medium carbon steel Chrome steel High carbon steel Low carbon steel Medium carbon steel Chrome steel High carbon steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Surveying tapes are made of a material having low coefficient of expansion and enough strength. The alloy used is Silver metal Duralumin Hastelloy Invar Silver metal Duralumin Hastelloy Invar ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of copper to aluminium results in One of the best known age and precipitation hardening systems Improving machinability Improvement of corrosion resistance Improvement of casting characteristics One of the best known age and precipitation hardening systems Improving machinability Improvement of corrosion resistance Improvement of casting characteristics ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following has highest specific strength of all structural materials? Chromium alloys Magnesium alloys Magnetic steel alloys Titanium alloys Chromium alloys Magnesium alloys Magnetic steel alloys Titanium alloys ANSWER DOWNLOAD EXAMIANS APP
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