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