Engineering Materials Drop forging dies contain carbon of the order of 0.7 to 0.9% 0.6 to 0.7% 0.25 to 0.5% 0.1 to 0.2% 0.7 to 0.9% 0.6 to 0.7% 0.25 to 0.5% 0.1 to 0.2% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following alloys does not have copper as one of the constituents? Constantan Delta metal Nichrome Monel metal Constantan Delta metal Nichrome Monel metal ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following statement is true about brittle fracture? Many metals with hexagonal close packed (H.C.P) crystal structure commonly show brittle fracture High temperature and low strain rates favour brittle fracture Brittle fracture is always preceded by noise Cup and cone formation is characteristic for brittle materials Many metals with hexagonal close packed (H.C.P) crystal structure commonly show brittle fracture High temperature and low strain rates favour brittle fracture Brittle fracture is always preceded by noise Cup and cone formation is characteristic for brittle materials ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Free carbon in iron makes the metal Hard and gives a coarse grained crystalline structure Soft and gives a coarse grained crystalline structure Hard and gives a fine grained crystalline structure Soft and gives a fine grained crystalline structure Hard and gives a coarse grained crystalline structure Soft and gives a coarse grained crystalline structure Hard and gives a fine grained crystalline structure Soft and gives a fine grained crystalline structure ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Malleability of a material can be defined as All of these Ability to undergo large permanent deformations in tension Ability to undergo large permanent deformations in compression Ability to recover its original form All of these Ability to undergo large permanent deformations in tension Ability to undergo large permanent deformations in compression Ability to recover its original form ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel made from phosphate iron is Hard Ductile Brittle Tough Hard Ductile Brittle Tough ANSWER DOWNLOAD EXAMIANS APP
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