Engineering Materials Which of the following property is desirable for materials used in tools and machines? Malleability Elasticity Plasticity Ductility Malleability Elasticity Plasticity Ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Blast furnace produces following by reduction of iron ore Wrought iron Pig iron Malleable iron Cast iron Wrought iron Pig iron Malleable iron Cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nodular iron has All of these Low melting point High tensile strength High machinability All of these Low melting point High tensile strength High machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In malleable iron, carbon is present in the form of Free carbon Cementite Flakes Nodular aggregates of graphite Free carbon Cementite Flakes Nodular aggregates of graphite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nickel in steel Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Inconel contains 80% nickel, 14% chromium and 6% iron 65% nickel, 15% chromium and 20% iron 68% nickel, 29% copper and 3% other constituents 80% nickel and 20% chromium 80% nickel, 14% chromium and 6% iron 65% nickel, 15% chromium and 20% iron 68% nickel, 29% copper and 3% other constituents 80% nickel and 20% chromium ANSWER DOWNLOAD EXAMIANS APP
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