Engineering Materials When filing or machining cast iron makes our hands black, then it shows that ________ is present in cast iron. Cementite Free graphite Both A and B None of these Cementite Free graphite Both A and B None of these 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 All of these Have the same orientation and their similar faces are parallel 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 All of these Have the same orientation and their similar faces are parallel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Inconel contains 80% nickel, 14% chromium and 6% iron 68% nickel, 29% copper and 3% other constituents 65% nickel, 15% chromium and 20% iron 80% nickel and 20% chromium 80% nickel, 14% chromium and 6% iron 68% nickel, 29% copper and 3% other constituents 65% nickel, 15% chromium and 20% iron 80% nickel and 20% chromium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Hematite iron ore contains iron about 0.45 0.3 0.7 0.55 0.45 0.3 0.7 0.55 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The temperature required for full annealing in hypereutectoid steel is 30° C to 50° C below upper critical temperature 30° C to 50° C above upper critical temperature 30° C to 50° C above lower critical temperature 30° C to 50° C below lower critical temperature 30° C to 50° C below upper critical temperature 30° C to 50° C above upper critical temperature 30° C to 50° C above lower critical temperature 30° C to 50° C below lower critical temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following has a fine gold colour and is used for imitation jewellery? Babbitt metal Silicon bronze Gun metal Aluminium bronze Babbitt metal Silicon bronze Gun metal Aluminium bronze ANSWER DOWNLOAD EXAMIANS APP