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Relation between radis (r) and side leng...

Relation between radis (r) and side length(a) of-face centred cubic lattice.

A

a=2r

B

`a=2sqrt2r`

C

`3sqrt3r`

D

`4sqrt3r`

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Knowledge Check

  • What is the number of particles per unit cell in a face centred cubic lattice ?

    A
    1
    B
    2
    C
    3
    D
    4

  • What is the number of particles per unit cell in a face-centred cubic lattice-

    A
    1
    B
    2
    C
    3
    D
    4

  • In a close-packed body-centred cubic lattice of potassium, the correct relation between the atomic radius ( r) of potassium and the edge length (a) of the cube is -

    A
    `r=a/sqrt2`
    B
    `r=a/sqrt3`
    C
    `r=sqrt3/2a`
    D
    `r=sqrt3/4a`

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