Engineering Materials Which of the following is an amorphous material? Mica Glass Silver Lead Mica Glass Silver Lead ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cast iron is a Ductile material Malleable material Tough material Brittle material Ductile material Malleable material Tough material Brittle material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tensile strength of steel can be safely increased by Adding carbon up to 6.3% Adding carbon up to 0.83% Adding small quantities of copper Adding carbon up to 2.8% Adding carbon up to 6.3% Adding carbon up to 0.83% Adding small quantities of copper Adding carbon up to 2.8% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Monel metal contains 63 to 67% nickel and 30% copper 88% copper and 10% tin and rest zinc Alloy of tin, lead and cadmium Malleable iron and zinc 63 to 67% nickel and 30% copper 88% copper and 10% tin and rest zinc Alloy of tin, lead and cadmium Malleable iron and zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cobalt in steel Improves cutting ability and reduce hardenability Gives ductility, toughness, tensile strength and anti corrosion property Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties Improves wear resistance, cutting ability and toughness Improves cutting ability and reduce hardenability Gives ductility, toughness, tensile strength and anti corrosion property Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties Improves wear resistance, cutting ability and toughness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When low carbon steel is heated up to upper critical temperature There is no change in grain size The average grain size is a minimum The grain size increases very rapidly The grain size first increases and then decreases very rapidly There is no change in grain size The average grain size is a minimum The grain size increases very rapidly The grain size first increases and then decreases very rapidly ANSWER DOWNLOAD EXAMIANS APP
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