Engineering Materials Which of the following is an amorphous material? Glass Mica Silver Lead Glass Mica Silver Lead ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In high speed steels, manganese is used to tougher the metal and to increase its Hardness Critical temperature Melting point Yield point Hardness Critical temperature Melting point Yield point ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials White cast iron has Low tensile strength Carbon in the form of carbide High compressive strength All of these Low tensile strength Carbon in the form of carbide High compressive strength All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gun metal contains 70 - 78% copper and rest tin 70% copper and 30% zinc 85 - 92% copper and rest tin with little lead and nickel 90% copper and 10% tin 70 - 78% copper and rest tin 70% copper and 30% zinc 85 - 92% copper and rest tin with little lead and nickel 90% copper and 10% tin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about normalizing? Normalizing is done to Induce stresses Improve mechanical properties Refine grain structure Reduce segregation in casting Induce stresses Improve mechanical properties Refine grain structure Reduce segregation in casting 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 retention of austenite Promotes decarburisation Forms very hard carbides and thus increases wear resistance Provides high hot hardness Promotes retention of austenite Promotes decarburisation ANSWER DOWNLOAD EXAMIANS APP
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