Engineering Materials The bond formed by transferring electrons from one atom to another is called Metallic bond None of these Covalent bond Ionic bond Metallic bond None of these Covalent bond Ionic bond ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Silicon when added to copper improves Hardness Hardness and strength Machinability Strength and ductility Hardness Hardness and strength Machinability Strength and ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gamma iron exits at following temperature Room temperature Between 910°C and 1400°C Near melting point Between 1400°C and 1539°C Room temperature Between 910°C and 1400°C Near melting point Between 1400°C and 1539°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tungsten in steel 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 Gives ductility, toughness, tensile strength and anti-corrosion properties Improves wear resistance, cutting ability and toughness Improves cutting ability and reduces hardenability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron-carbon alloys containing 1.7 to 4.3% carbon are known as None of these Hypereutectic cast irons Hypoeutectic cast irons Eutectic cast irons None of these Hypereutectic cast irons Hypoeutectic cast irons Eutectic cast irons ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following is the binding material in cemented carbides? Nickel Cobalt Iron Vanadium Nickel Cobalt Iron Vanadium ANSWER DOWNLOAD EXAMIANS APP
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