Q 12-08-129JEE MainJEE Main 2022 (26 Jun, Shift 2)Easy
Which is the correct ascending order of wavelengths?
Answer: (B) $\lambda_{\text{gamma-ray}} < \lambda_{\text{X-ray}} < \lambda_{\text{visible}} < \lambda_{\text{microwave}}$
In the electromagnetic spectrum, wavelength increases in the order gamma rays, X-rays, visible light, microwaves.
Solution by Sreeraj P, M.Sc Physics