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