Question

Out of $X$-rays, visible, ultraviolet, radio-waves, the largest frequency is of:

• A. $X$-rays
• B. visible
• C. ultraviolet
• D. radiowaves

Answer 1

The correct option is A $X$-rays

Out of X-rays, visible, ultraviolet, radio-waves, the largest frequency is of X-rays. This is because X-rays are highest energy radiation among X-rays, visible, ultraviolet, radio-waves. Higher is the energy, higher is the frequency and lower is the wavelength.