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Which of the arrangements of radiations below shows decreasing order of wavelengths?

Which of the arrangements of radiations below shows decreasing order of wavelengths?
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A X-rays> radio waves > infrared radiations
  • B Radio waves> infrared radiations > X-rays
  • C Infrared radiations > radio waves > X-rays
  • D X-rays> infrared radiations > radio waves
Correct Answer: Option B
Explanation:
radio waves have a longer wavelength than infrared light, and infrared than x-rays in the electromagnetic spectrum.

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