Engineering Materials Which of the following impurity in cast iron promotes graphite nodule formation and increases the fluidity of the molten metal? Silicon Phosphorus Manganese Sulphur Silicon Phosphorus Manganese Sulphur ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Chromium when added to steel _________ the tensile strength. Increases Does not effect None of these Decreases Increases Does not effect None of these Decreases ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The elastic stress strain behavior of rubber is Plastic Nonlinear Linear No fixed relationship Plastic Nonlinear Linear No fixed relationship ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Aluminium bronze contains aluminium and copper in the ratio of 2.5277777777778 0.47916666666667 2.1180555555556 40 : 60 2.5277777777778 0.47916666666667 2.1180555555556 40 : 60 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Vanadium in high speed steels Promotes retention of austenite Forms very hard carbides and thus increases wear resistance Provides high hot hardness Promotes decarburisation Promotes retention of austenite Forms very hard carbides and thus increases wear resistance Provides high hot hardness Promotes decarburisation ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following material has maximum ductility? Copper Mild steel Nickel Aluminium Copper Mild steel Nickel Aluminium ANSWER DOWNLOAD EXAMIANS APP
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