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Question
In face centred cubic unit cell, what is the volume occupied?
Options
`4/3 pir^3`
`8/3 pir^3`
`16/3 pir^3`
`(64r^3)/(3sqrt3)`
MCQ
Solution
`16/3 pir^3`
Explanation:
The volume occupied by the face centred
cubic unit cell = `"z"_"eff" xx 4/3 pir^3`
`= 4 xx 4/3 pir^3`
`= 16/3 pir^3`
shaalaa.com
Cubic System
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