Engineering Materials German silver contains 5% silver 1% silver 2% silver No silver 5% silver 1% silver 2% silver No silver ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Chromium in steel Gives ductility, toughness, tensile strength and anti-corrosion properties Improves wear resistance, cutting ability and toughness Improves cutting ability and reduces hardenability Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Gives ductility, toughness, tensile strength and anti-corrosion properties Improves wear resistance, cutting ability and toughness Improves cutting ability and reduces hardenability Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Hematite iron ore contains iron about 0.45 0.7 0.3 0.55 0.45 0.7 0.3 0.55 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 Which of the following elements does not impart hardness to steel? Copper Chromium Nickel Silicon Copper Chromium Nickel Silicon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The cupola is used to manufacture Cast iron Wrought iron Steel Pig iron Cast iron Wrought iron Steel Pig iron ANSWER DOWNLOAD EXAMIANS APP
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