Engineering Materials Addition of manganese to aluminium results in Improvement of casting characteristics One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improving machinability Improvement of casting characteristics One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improving machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The lower critical point for all steels is 600°C 913°C 723°C 700°C 600°C 913°C 723°C 700°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Hardness of lower bainite (tempered martensite) is about RC 57 RC 65 RC 48 RC 80 RC 57 RC 65 RC 48 RC 80 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials An eutectoid steel consists of Pearlite and ferrite Wholly pearlite Wholly austenite Pearlite and cementite Pearlite and ferrite Wholly pearlite Wholly austenite Pearlite and cementite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Basic solution is one which has pH value Greater than 7 pH value has nothing to do with basic solution Less than 7 Equal to 7 Greater than 7 pH value has nothing to do with basic solution Less than 7 Equal to 7 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The unit cells Contain the smallest number of atoms which when taken together have all the properties of the crystals of the particular metal May be defined as the smallest parallelepiped which could be transposed in three coordinate directions to build up the space lattice Have the same orientation and their similar faces are parallel All of these Contain the smallest number of atoms which when taken together have all the properties of the crystals of the particular metal May be defined as the smallest parallelepiped which could be transposed in three coordinate directions to build up the space lattice Have the same orientation and their similar faces are parallel All of these ANSWER DOWNLOAD EXAMIANS APP