Engineering Materials Tungsten when added to steel __________ the critical temperature. Lowers Raises None of these Does not effect Lowers Raises None of these Does not effect ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following represents the allotropic forms of iron? Alpha iron, gamma from and delta iron Body centered cubic iron and face centered cubic iron Alpha iron and beta iron Alpha iron, beta iron and gamma iron Alpha iron, gamma from and delta iron Body centered cubic iron and face centered cubic iron Alpha iron and beta iron Alpha iron, beta iron and gamma iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The addition of which of the following improves machining of copper? Sulphur Vanadium Zinc Tin Sulphur Vanadium Zinc Tin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Vanadium in high speed steels Forms very hard carbides and thus increases wear resistance Promotes retention of austenite Promotes decarburisation Provides high hot hardness Forms very hard carbides and thus increases wear resistance Promotes retention of austenite Promotes decarburisation Provides high hot hardness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Basic solution is one which has pH value Less than 7 Equal to 7 Greater than 7 pH value has nothing to do with basic solution Less than 7 Equal to 7 Greater than 7 pH value has nothing to do with basic solution ANSWER DOWNLOAD EXAMIANS APP
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