Engineering Materials The machinability of steel is improved 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 White cast iron contains carbon in the form of Free carbon Cementite Graphite White carbon Free carbon Cementite Graphite White carbon 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 Allotropic change Recrystallization Precipitation Heat treatment Allotropic change Recrystallization Precipitation Heat treatment ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Corundum contains more than 95% MgO Steel SiO2 Al2O3 MgO Steel SiO2 Al2O3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Stress relaxation is the phenomenon In which deformation tends to loosen the joint and produces a stress reduced In which parts are not loaded In which stress remains constant on increasing load Stress reduces on increasing load In which deformation tends to loosen the joint and produces a stress reduced In which parts are not loaded In which stress remains constant on increasing load Stress reduces on increasing load ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The purpose of heat treatment is to Change grain size Modify the structure of the material Any one of these Relieve the stresses set up in the material after hot or cold working Change grain size Modify the structure of the material Any one of these Relieve the stresses set up in the material after hot or cold working ANSWER DOWNLOAD EXAMIANS APP
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