What is the correct order of radiations in descending order of frequencies? SSC SSC CGL Tier 2 Easy India & Neighbouring Countries MCQ Question What is the correct order of radiations in descending order of frequencies? Options A. Infrared > Microwaves > Radio waves > X-rays B. Radio waves > X-rays > Microwaves > Infrared C. X-rays > Infrared > Microwaves > Radio waves D. Infrared > Microwaves > X-rays > Radio waves electromagnetic spectrumradiationfrequencyphysics