Questions
In which pair most efficient packing in present?
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By Expert Faculty of Sri Chaitanya
a
hcp and bcc
b
hcp and ccp
c
bcc and ccp
d
bcc and simple cubic cell
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Correct option is B
Packing efficiency is the percentage of total filled space by particles and it can be calculated as packing efficiency =volume occupied by four spheres in the unit celltotal volume of unit cell×100Since, packing efficiency for hcp or ccp is calculated to be 74% which maximum among all type of crystals.
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