Engineering Materials A reversible change in the atomic structure of steel with corresponding change in the properties is known as Physical change Solidus change Molecular change Allotropic change Physical change Solidus change Molecular change Allotropic change ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials If a refractory contains high content of silicon, it means refractory is Brittle Neutral Basic Acidic Brittle Neutral Basic Acidic ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Taps dies and drills contain carbon Above 1% Below 0.5% Below 1% Above 2.2% Above 1% Below 0.5% Below 1% Above 2.2% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Chilled cast iron has A low percentage of graphite Graphite as its basic constituent of composition A very high percentage of graphite No graphite A low percentage of graphite Graphite as its basic constituent of composition A very high percentage of graphite No graphite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following material has maximum ductility? Mild steel Aluminium Nickel Copper Mild steel Aluminium Nickel Copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In full annealing, the hypo eutectoid steel is heated from 30°C to 50°C above the upper critical temperature and then cooled In still air Suddenly in a suitable cooling medium Any one of these Slowly in the furnace In still air Suddenly in a suitable cooling medium Any one of these Slowly in the furnace ANSWER DOWNLOAD EXAMIANS APP
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