Q. Which is having minimum wavelength?
A) X-rays
B) Ultraviolet rays
C) $\gamma$-rays
D) Cosmic rays
Explanation
(c) $E = \frac{hc}{\lambda};$ minimum the wavelength, the maximum the energy of a $\lambda$ ray. Therefore rays have minimum wave length
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.