The edge lengths of the unit cells in the terms of the radius of spheres constituting fcc bcc and simple cubic unit cells are respectively…
a. 2√2r, 4r/√3, 2r
b. 4r√3, 2√2r, 2r
c. 2r, 2√2r, 4r/√3
d. 2r, 4r√3, 2/√2r
Ans. a
(6)
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