Engineering Materials Tungsten when added to steel __________ the critical temperature. Lowers None of these Raises Does not effect Lowers None of these Raises Does not effect ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following represents the allotropic forms of iron? Alpha iron, beta iron and gamma iron Alpha iron and beta iron Alpha iron, gamma from and delta iron Body centered cubic iron and face centered cubic iron Alpha iron, beta iron and gamma iron Alpha iron and beta iron Alpha iron, gamma from and delta iron Body centered cubic iron and face centered cubic iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The addition of which of the following improves machining of copper? Sulphur Zinc Tin Vanadium Sulphur Zinc Tin Vanadium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Vanadium in high speed steels Provides high hot hardness Forms very hard carbides and thus increases wear resistance Promotes decarburisation Promotes retention of austenite Provides high hot hardness Forms very hard carbides and thus increases wear resistance Promotes decarburisation Promotes retention of austenite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Basic solution is one which has pH value 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 Less than 7 ANSWER DOWNLOAD EXAMIANS APP
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