Which one of the following is the most efficient packing arrangement? a) AAA type in 2D/
b) AAA type in 3D
c)ABAB type in 2D
D)ABCABC type in 3 D

Which one of the following statements is incorrect for HCP packing arrangement in 3D? a) The coordination no.is 12 .b)It has 74% packing efficiency. c) All the octahedral void are fully present inside the unit cell. D) All the tetrahedral void are fully present inside the unit cell.

Fraction of empty space in ABAB type arrangement in 3D

In which of the following type of solids, the coordination number and packing efficiency are same :

2D and 3D closed packing

Which of the following type of movements are seen in human body? a. Amoeboid b. Ciliary c. Flagellar d. Muscular

Seet the following figures and identify the type of simple tissue indicated by A, B, C and D

Which one of the given responses would be a meaningful order of the following words ? a. Type b. Print c. Open d. Save e. Close