Engineering Materials Tungsten when added to steel __________ the critical temperature. None of these Does not effect Raises Lowers None of these Does not effect Raises Lowers ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following represents the allotropic forms of 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 Alpha iron, beta iron and gamma iron Alpha iron and beta iron Alpha iron, gamma from and delta iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The addition of which of the following improves machining of copper? Tin Zinc Sulphur Vanadium Tin Zinc Sulphur Vanadium 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 Greater than 7 pH value has nothing to do with basic solution Equal to 7 Less than 7 Greater than 7 pH value has nothing to do with basic solution Equal to 7 Less than 7 ANSWER DOWNLOAD EXAMIANS APP
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