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CMC Medical CMC-Medical Ludhiana Solved Paper-2008

  • 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 fcc, No. of atoms 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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