Engineering Materials In high speed steels, manganese is used to tougher the metal and to increase its Hardness Yield point Critical temperature Melting point Hardness Yield point Critical temperature Melting point 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 A reversible change in the atomic structure of the steel with a corresponding change in the properties is known as Heat treatment Precipitation Recrystallization Allotropic change Heat treatment Precipitation Recrystallization Allotropic change ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Compressive strength of grey cast iron in tonnes/cm is of the order of 57 710 1015 35 57 710 1015 35 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The purpose of heat treatment is to Any one of these Relieve the stresses set up in the material after hot or cold working Modify the structure of the material Change grain size Any one of these Relieve the stresses set up in the material after hot or cold working Modify the structure of the material Change grain size ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Phosphor bronze contains None of these 1% phosphorous 0.5% of phosphorous 2.5% phosphorous None of these 1% phosphorous 0.5% of phosphorous 2.5% phosphorous ANSWER DOWNLOAD EXAMIANS APP
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