Engineering Materials Manganese is added in low carbon steel to Raise the yield point Make the steel tougher and harder Make the steel ductile and of good bending qualities All of these Raise the yield point Make the steel tougher and harder Make the steel ductile and of good bending qualities All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Chromium 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 cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness 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 cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Preheating is essential in welding Cast iron All nonferrous materials All of these High speed steel Cast iron All nonferrous materials All of these High speed steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gamma iron exits at following temperature Between 910°C and 1400°C Between 1400°C and 1539°C Near melting point Room temperature Between 910°C and 1400°C Between 1400°C and 1539°C Near melting point Room temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials An eutectoid steel consists of Pearlite and ferrite Wholly pearlite Wholly austenite Pearlite and cementite Pearlite and ferrite Wholly pearlite Wholly austenite Pearlite and cementite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In nodular iron, graphite is in the form of Free carbon Flakes Cementite Spheroids Free carbon Flakes Cementite Spheroids ANSWER DOWNLOAD EXAMIANS APP
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