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Engineering Materials

Q1:

In a face centred cubic space lattice, there are

A nine atoms out of which eight atoms are located at the corners of the cube and one atom at its centre

B fourteen atoms out of which eight atoms are located at the corners of the cube and six atoms at the centres of six faces

C seventeen atoms out of which twelve atoms are located at the twelve corners of the hexagonal prism, one atom at the centre of each of the two hexagonal faces and three atoms are symmetrically arranged in the body of the cell

D none of the above

ANS:B - fourteen atoms out of which eight atoms are located at the corners of the cube and six atoms at the centres of six faces

Explanation: No answer description is available. 



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