Engineering Materials Chromium when added to steel _________ the tensile strength. None of these Decreases Increases Does not effect None of these Decreases Increases Does not effect ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The purpose of heat treatment is to Change grain size Relieve the stresses set up in the material after hot or cold working Modify the structure of the material Any one of these Change grain size Relieve the stresses set up in the material after hot or cold working Modify the structure of the material Any one of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The blade of a power saw is made of Boron steel High speed steel Stainless steel Malleable cast iron Boron steel High speed steel Stainless steel Malleable cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Corundum contains more than 95% MgO SiO2 Steel Al2O3 MgO SiO2 Steel Al2O3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In the lower part of the blast furnace (zone of fusion), the temperature is 1500°C to 1700°C 1200°C to 1300°C 800°C to 1000°C 400° to 700°C 1500°C to 1700°C 1200°C to 1300°C 800°C to 1000°C 400° to 700°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When filing or machining cast iron makes our hands black, then it shows that ________ is present in cast iron. Both A and B Free graphite None of these Cementite Both A and B Free graphite None of these Cementite ANSWER DOWNLOAD EXAMIANS APP
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