Engineering Materials
Admiralty gun metal contains

88% copper, 10% tin and rest zinc
63 to 67% nickel and 30% copper
Iron scrap and zinc
Alloy of tin, lead and cadmium

ANSWER DOWNLOAD EXAMIANS APP

Engineering Materials
The unit cells

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

ANSWER DOWNLOAD EXAMIANS APP