Engineering Materials The addition of which of the following improves machining of copper? Sulphur Zinc Vanadium Tin Sulphur Zinc Vanadium Tin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In nodular iron, graphite is in the form of Flakes Free carbon Cementite Spheroids Flakes Free carbon Cementite Spheroids ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following elements does not impart hardness to steel? Chromium Copper Nickel Silicon Chromium Copper Nickel Silicon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The lower critical point for all steels is 700°C 600°C 913°C 723°C 700°C 600°C 913°C 723°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When a steel containing __________ 0.8% carbon is cooled slowly below the lower critical point, it consists of ferrite and pearlite. Less than None of these Equal to More than Less than None of these Equal to More than ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron ore is usually found in the form of Oxides All of these Sulphides Carbonates Oxides All of these Sulphides Carbonates ANSWER DOWNLOAD EXAMIANS APP
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