Post-UTME Physics 2005 Objective — Question 17
Question 17 of 23 from the Post-UTME Screening (Post-UTME) Physics 2005 Objective paper, with the correct answer and a full explanation.
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Which of the following arrangements gives the electro magnetic radiation in their ascending order of wave length
- A. Radio waves, ultra violet rays, x-rays, gamma-rays
- B. gamma-rays, x-rays, ultra violent rays, radio wavesCorrect
- C. x-rays, gamma-rays, radio waves, ultra violet Rays
- D. ultra violent rays, gamma-rays, x-rays, radio waves
Explanation
In ascending order of wavelength (shortest to longest): gamma rays, X-rays, ultraviolet rays, radio waves.
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