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It a is the length of the side of a cube...

It a is the length of the side of a cube, the distance between the body centred atom and one corner atome in the cube will be :

A

`2/sqrt3 a`

B

`4/sqrt3 a`

C

`sqrt3/4 a`

D

`sqrt3/2 a`

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The correct Answer is:
D
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