Q. Pick out the longest wavelength from the following types of radiations
A) Blue light
B) $\gamma$-rays
C) $X$-rays
D) Red light
Explanation
(d) $\lambda_{Red} > \lambda_{Blue} > \lambda_{X - ray} > \lambda_{\gamma}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.