Engineering Materials For the allotropic forms of iron, the points of arrest are The points of discontinuity The points where no further change occurs The points where there is no further flow of metal Constant for all metals The points of discontinuity The points where no further change occurs The points where there is no further flow of metal Constant for all metals ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Free carbon in iron makes the metal Hard and gives a fine grained crystalline structure Soft and gives a fine grained crystalline structure Soft and gives a coarse grained crystalline structure Hard and gives a coarse grained crystalline structure Hard and gives a fine grained crystalline structure Soft and gives a fine grained crystalline structure Soft and gives a coarse grained crystalline structure Hard and gives a coarse grained crystalline structure 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 Cyaniding is the process of Adding carbon and nitrogen by heat treatment of steel to increase its surface hardness Dipping steel in cyanide bath Reacting steel surface with cyanide salts Obtaining cyanide salts Adding carbon and nitrogen by heat treatment of steel to increase its surface hardness Dipping steel in cyanide bath Reacting steel surface with cyanide salts Obtaining cyanide salts ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gun metal contains 90% copper and 10% tin 85 - 92% copper and rest tin with little lead and nickel 70% copper and 30% zinc 70 - 78% copper and rest tin 90% copper and 10% tin 85 - 92% copper and rest tin with little lead and nickel 70% copper and 30% zinc 70 - 78% copper and rest tin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Lead is poured into the joint between two pipes. These pipes may be made of Asbestos cement Concrete Vitrified clay Cast iron Asbestos cement Concrete Vitrified clay Cast iron ANSWER DOWNLOAD EXAMIANS APP