Engineering Materials The hardness of steel increases if it contains Austenite Cementite Martensite Pearlite Austenite Cementite Martensite Pearlite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The crystal structure of brass is H.C.P. Orthorhombic crystalline structure F.C.C. C.C. H.C.P. Orthorhombic crystalline structure F.C.C. C.C. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron ore is usually found in the form of All of these Sulphides Carbonates Oxides All of these Sulphides Carbonates Oxides ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Shock resisting steels should have Low hardness Low tensile strength Low wear resistance Toughness Low hardness Low tensile strength Low wear resistance Toughness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Combined 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 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 coarse grained crystalline structure Hard and gives a coarse grained crystalline structure ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Following elements have face-centered cubic structure Gamma iron (910° to 1400°C), Cu, Ag, Au, Al, Ni, Pb, Pt A iron (below 910°C and between 1400 to 1539°C), W All of these Mg, Zn, Ti, Zr, Br, Cd Gamma iron (910° to 1400°C), Cu, Ag, Au, Al, Ni, Pb, Pt A iron (below 910°C and between 1400 to 1539°C), W All of these Mg, Zn, Ti, Zr, Br, Cd ANSWER DOWNLOAD EXAMIANS APP
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