Engineering Materials The lower critical point for all steels is 600°C 700°C 723°C 913°C 600°C 700°C 723°C 913°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nodular iron has All of these High tensile strength Low melting point High machinability All of these High tensile strength Low melting point High machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Hematite iron ore contains iron about 0.7 0.45 0.55 0.3 0.7 0.45 0.55 0.3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Alnico, an alloy used extensively for permanent magnets contains iron, nickel, aluminium and cobalt in the following ratio 40 : 30 : 20 : 10 50 : 20 : 20 : 10 50 : 20 : 10 : 20 30 : 20 : 30 : 20 40 : 30 : 20 : 10 50 : 20 : 20 : 10 50 : 20 : 10 : 20 30 : 20 : 30 : 20 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following when used in ordinary low carbon steels, makes the metal ductile and of good bending qualities? Phosphorus Manganese Silicon Sulphur Phosphorus Manganese Silicon Sulphur ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials For the allotropic forms of iron, the points of arrest are The points where there is no further flow of metal Constant for all metals The points where no further change occurs The points of discontinuity The points where there is no further flow of metal Constant for all metals The points where no further change occurs The points of discontinuity ANSWER DOWNLOAD EXAMIANS APP
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