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  3. JEE Main & Advanced

JEE Main & Advanced AIEEE Solved Paper-2010

  • question_answer
      Percentages of free space in cubic close packed structure and in body centered packed structure are respectively       AIEEE  Solved  Paper-2010

    A) 48% and 26%

    B)        30% and 26%

    C)        26% and 32%

    D)        32% and 48%

    Correct Answer: C

    Solution :

                    ccp: p ? f = 74%; 100 ? 74 = 26%                 bcc: p ? f = 68%; 100 ? 68 = 32%


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