Engineering Materials Iron ore is usually found in the form of All of these Oxides Carbonates Sulphides All of these Oxides Carbonates Sulphides ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The presence of sulphur in pig iron makes It brittle It hard It easily machinable The casting unsound It brittle It hard It easily machinable The casting unsound ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel containing ferrite and pearlite is Tough Hard and tough Hard Soft Tough Hard and tough Hard Soft ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gamma iron exits at following temperature Near melting point Room temperature Between 910°C and 1400°C Between 1400°C and 1539°C Near melting point Room temperature Between 910°C and 1400°C Between 1400°C and 1539°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The ultimate tensile strength and yield strength of most of the metals, when temperature falls from 0 to 100°C will First increase and then decrease Increase Remain same Decrease First increase and then decrease Increase Remain same Decrease ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Hardness of martensite is about RC 57 RC 48 RC 65 RC 80 RC 57 RC 48 RC 65 RC 80 ANSWER DOWNLOAD EXAMIANS APP
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