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AFMC AFMC Solved Paper-2007

  • question_answer
    An fee unit cell of aluminium contains the equivalent of how many atoms?

    A) 1                                             

    B) 2

    C) 3                                             

    D) 4

    Correct Answer: D

    Solution :

    For fee, no. of atom at comer \[=\frac{1}{8}\times 8=1\] No. of atoms at face centre \[=\frac{1}{2}\times 6=3\] Total no. of atoms =1+3=4


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