Engineering Materials Cementite consist of 13% carbon and 87% ferrite 13% cementite and 87% ferrite 6.67% carbon and 93.33% iron 13% ferrite and 87% cementite 13% carbon and 87% ferrite 13% cementite and 87% ferrite 6.67% carbon and 93.33% iron 13% ferrite and 87% cementite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloy used for making electrical resistances and heating elements is Elinvar Nichrome Magnin Invar Elinvar Nichrome Magnin Invar ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Manganese is added in low carbon steel to Make the steel tougher and harder Make the steel ductile and of good bending qualities Raise the yield point All of these Make the steel tougher and harder Make the steel ductile and of good bending qualities Raise the yield point All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A material is said to be allotropic, if it has Any one of the above Different crystal structures at different temperatures Fixed structure at all temperatures Atoms distributed in random pattern Any one of the above Different crystal structures at different temperatures Fixed structure at all temperatures Atoms distributed in random pattern ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Taps dies and drills contain carbon Above 2.2% Above 1% Below 1% Below 0.5% Above 2.2% Above 1% Below 1% Below 0.5% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of silicon to aluminium results in Improving machinability One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improvement of casting characteristics Improving machinability One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improvement of casting characteristics ANSWER DOWNLOAD EXAMIANS APP
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