Engineering Materials The ability of a material to resist softening at high temperature is known as Hot tempering Creep Fatigue Hot hardness Hot tempering Creep Fatigue Hot hardness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Hardness of upper bainite (acicular structure) is about RC 65 RC 57 RC 80 RC 48 RC 65 RC 57 RC 80 RC 48 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cobalt in steel Gives ductility, toughness, tensile strength and anti corrosion property Improves cutting ability and reduce hardenability Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties Gives ductility, toughness, tensile strength and anti corrosion property Improves cutting ability and reduce hardenability Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Wrought iron Can be easily forged or welded All of these Cannot stand sudden and excessive shocks Is a ductile material Can be easily forged or welded All of these Cannot stand sudden and excessive shocks Is a ductile material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials German silver contains 1% silver 5% silver 2% silver No silver 1% silver 5% silver 2% silver No silver ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Delta iron occurs at temperature of Between 1400°C and 1539°C Room temperature Above melting point Between 910°C and 1400°C Between 1400°C and 1539°C Room temperature Above melting point Between 910°C and 1400°C ANSWER DOWNLOAD EXAMIANS APP
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