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what is the edge length of a bcc unit cell
Question:
What is the edge length of a BCC unit cell?
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In a BCC unit cell, edge length is derived based on the body diagonal containing 2 atomic radii.
MHT CET - 2024
MHT CET
Updated On:
Jan 16, 2025
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Solution and Explanation
For a BCC unit cell, the relation between edge length (\( a \)) and radius (\( r \)) of the atom is: \[ a = \frac{4r}{\sqrt{3}} \] This relation is derived from the geometry of the BCC unit cell.
Conclusion:
Edge length is \( \frac{4r}{\sqrt{3}} \).
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