Engineering Materials Which of the following alloys does not have copper as one of the constituents? Constantan Monel metal Nichrome Delta metal Constantan Monel metal Nichrome Delta metal ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials White cast iron has Low tensile strength Carbon in the form of carbide All of these High compressive strength Low tensile strength Carbon in the form of carbide All of these High compressive strength ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Grey cast iron has Low compressive strength High tensile strength All of these Carbon in the form of free graphite Low compressive strength High tensile strength All of these Carbon in the form of free graphite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cyaniding is the process of Dipping steel in cyanide bath Adding carbon and nitrogen by heat treatment of steel to increase its surface hardness Obtaining cyanide salts Reacting steel surface with cyanide salts Dipping steel in cyanide bath Adding carbon and nitrogen by heat treatment of steel to increase its surface hardness Obtaining cyanide salts Reacting steel surface with cyanide salts 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 Preheating is essential in welding High speed steel Cast iron All nonferrous materials All of these High speed steel Cast iron All nonferrous materials All of these ANSWER DOWNLOAD EXAMIANS APP
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