Q. The electromagnetic wave having the shortest wavelength is
A) $X$-rays
B) $\gamma$-rays
C) Infrared rays
D) Microwaves
Explanation
(b) The increasing order of given electromagnetic wave is as follows
$\lambda_{\gamma - rays} < \lambda_{X - rays} < \lambda_{Infrared} < \lambda_{microwave} < \lambda_{radio\ waves}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.