Which EM wave has the shortest wavelength?
Solution
Order by decreasing $\lambda$: radio > IR > visible > UV > X-ray > gamma.
About this question
Subject: Physics · Chapter: Electromagnetic Waves · Topic: EM Spectrum
This question is part of PrepWiser's free JEE Main question bank. 6 more solved questions on Electromagnetic Waves are available — start with the harder ones if your accuracy is >70%.