Question

what is the meaning of rational indice

Answer 1

$hy friend </p><p>The law of rational indices states that the intercepts, OP, OQ, OR, of the natural faces of a crystal form with the unit-cell axes a, b, c (see Fig. 1) are inversely proportional to prime integers, h, k, l. They are called the Miller indices of the face. thankyou brainly user$