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