Question

If spheres of radius ‘r’ are arranged in ccp fashion (ABC ABC...), the vertical distance between any two consecutive A layers is
a) 4r√2/√3
b) 4r√3/√2
c) 6r
d) r√6

Answer 1

Answer: This may help you

Explanation:

So, vertical distance between any two consecutive layer of A will be 4r.