Question

The second order Bragg diffraction of X-rays with λ = 1.00 Å from a set of parallel planes in a metal occurs at an angle 60°. The distance between the scattering planes in the crystal is

(a) 2.00 Å

(b) 1.00 Å

(c) 0.575 Å

(d) 1.15 Å

Answer 1

Correct option (d) 1.15 Å

Explanation :

According to Bragg's equation.