Question

The frequency of x-rays, y-rays and ultraviolet rays are respectively a, b and c. Then:-

Options

• a < b, b > c

• a > b, b > c

• a > b, b < c

• acb, b < c

Answer 1

a < b, b > c

Explanation:

The frequency of y-rays is greater than that of x-rays, and that of x-rays is greater than that of ultraviolet rays.