Current Affairs

GK MCQs Section
Q. Consider the following regarding infrared regions of the electromagnetic spectrum:
  1. Near Infrared
  2. Mid Infrared
  3. Far Infrared
Which of the following correctly represents the order of increasing wavelength?
Answer: 1,2,3
Notes: In the electromagnetic spectrum, Near Infrared has the shortest wavelength, followed by Mid Infrared, and then Far Infrared with the longest wavelength. Therefore, the correct order of increasing wavelength is: Near Infrared, Mid Infrared, Far Infrared (1, 2, 3).
Question Source: 📚This question has been sourced from GKToday's Target UPSC Prelims for 2026, 2027 & 2028 App Exclusive Course in GKToday Android Application which provides more than 12K Topicwise UPSC Prelims General Studies questions with explanations framed on UPSC pattern. Download the app here.
📌 Question Number: 3 in 114: Light and Optics in the above course in App.