Muskan trivedi Asked a Question
August 17, 2021 11:24 ampts 30 pts
54. In a hexagonal cłose packed (hcp) structure of spheres, the fraction of the volume occupied by the sphere is A. Ina cubic close packed structure the fraction ís B. The relation for A and B is: (a) A =B (b) A B (d) A is equal to the fraction in a simple cubic lattice.
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  • Priyanshu kumar
    In both hexagonal closed packed(hcp) and cubic closed packed structures,the fraction of volume occupied by the spheres is 0.74 means that A=B=0.74. So,option A is correct
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  • Soumyadeep Baidya thankyou
    A=B...74% packing frequency on both
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