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In the face centered cubic unit cell, th...

In the face centered cubic unit cell, the radius of atoms in terms of edge length (a) of unit cell is:

A

`a/sqrt3r`

B

`4/sqrt2r`

C

`2 r`

D

`sqrt3/2r`

Text Solution

Verified by Experts

The correct Answer is:
B
In fcc structure, `sqrt2 a=4 r"or"a=(4r)/sqrt2`
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