Engineering Materials The addition of which of the following improves machining of copper? Vanadium Tin Zinc Sulphur Vanadium Tin Zinc Sulphur ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In malleable iron, carbon is present in the form of Free carbon Nodular aggregates of graphite Flakes Cementite Free carbon Nodular aggregates of graphite Flakes Cementite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Points of arrest for iron correspond to There is nothing like points of arrest Stages at which allotropic forms change Stages at which further heating does not increase temperature for some time Stages at which properties do not change with increase in temperature There is nothing like points of arrest Stages at which allotropic forms change Stages at which further heating does not increase temperature for some time Stages at which properties do not change with increase in temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Lead is poured into the joint between two pipes. These pipes may be made of Cast iron Vitrified clay Asbestos cement Concrete Cast iron Vitrified clay Asbestos cement Concrete 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
Engineering Materials Chilled cast iron has No graphite A very high percentage of graphite Graphite as its basic constituent of composition A low percentage of graphite No graphite A very high percentage of graphite Graphite as its basic constituent of composition A low percentage of graphite ANSWER DOWNLOAD EXAMIANS APP
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