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The vacant space in B.C.C. unit cell is...

The vacant space in B.C.C. unit cell is

A

0.32

B

0.1

C

0.23

D

0.46

Text Solution

Verified by Experts

The correct Answer is:
A
Packing efficiency `= (2 xx (4)/(3) pi R^(3))/(((4R)/(sqrt3))^(3)) = (sqrt3pi)/(8) = 68%` Vacent space `= 100 - 68
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