Engineering Materials Inconel contains 68% nickel, 29% copper and 3% other constituents 80% nickel, 14% chromium and 6% iron 80% nickel and 20% chromium 65% nickel, 15% chromium and 20% iron 68% nickel, 29% copper and 3% other constituents 80% nickel, 14% chromium and 6% iron 80% nickel and 20% chromium 65% nickel, 15% chromium and 20% iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Shock resistance of steel is increased by adding Nickel Nickel and chromium Sulphur, lead and phosphorus Chromium Nickel Nickel and chromium Sulphur, lead and phosphorus Chromium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In malleable iron, carbon is present in the form of Cementite Flakes Free carbon Nodular aggregates of graphite Cementite Flakes Free carbon Nodular aggregates of graphite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Points of arrest for iron correspond to Stages at which properties do not change with increase in temperature Stages at which further heating does not increase temperature for some time Stages at which allotropic forms change There is nothing like points of arrest Stages at which properties do not change with increase in temperature Stages at which further heating does not increase temperature for some time Stages at which allotropic forms change There is nothing like points of arrest ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron ore is usually found in the form of Sulphides Oxides Carbonates All of these Sulphides Oxides Carbonates All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel contains 80% or more iron 50% or more iron Alloying elements like chromium, tungsten nickel and copper Elements like phosphorus, sulphur and silicon in varying quantities 80% or more iron 50% or more iron Alloying elements like chromium, tungsten nickel and copper Elements like phosphorus, sulphur and silicon in varying quantities ANSWER DOWNLOAD EXAMIANS APP
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