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In a face centred cubic unit cell of clo...

In a face centred cubic unit cell of close packed atoms, the radius of atom ( r ) is related to the edge length (a) of the unit cell by the expression

A

`r = ( a)/( sqrt(2))`

B

`r = ( a)/( 2)`

C

`r = ( a)/( 2 sqrt(2))`

D

`r = ( sqrt(3)a)/(4)`

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The correct Answer is:
C
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MODERN PUBLICATION-THE SOLID STATE -MULTIPLE CHOICE QUESTIONS (LEVEL -II )
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